Publications

• [82] K. van DALEN - OSKAM, M. REM, E. WATTEL,
  De opkomst van bezegelen in de veertiende eeuw: een methodische vergelijking.
  Saskia Daalder, Theo Janssen & Jan Noordergraaf (red), Taal in verandering Amsterdam: Stichting Neerlandistiek VU; Munster Nodus Publikationen, 2004 p.147-160.

• [81] I.H.LEURS, E. WATTEL, I.H.A. AARTMAN, E. ETTY & B. PRAHL_ANDERSEN,
  Dental age in Dutch children.
  

• [80] J. van de LUNE & E. WATTEL,
  Systematic computations on Dirichlet's divisor problem.
  Rapport WS-569 (2003) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [79] J.A. van LEUVENSTEIJN & E. WATTEL,
  Redelijkheid, Emotie en Betrokkenheid in Vondels Lucifer. Een statistisch-stilistische studie naar de functie van de claus, het perceptief continuum en het enjambement.
  Voortgang. (2003) Amsterdam.

• [78] T.B. JONGELING, T. KOETSIER, & E. WATTEL,
  Self-reference in finite and infinite paradoxes.
  Logique et Analyse 177-178 (2002) p.15-30.

• [77] E.J.W. WATTEL - KOEKKOEK, P. BUURMAN, J. van der PLICHT, E. WATTEL & N. van BREEMEN,
  Mean Residue Time of Kaolinite- and Smectite associated soil organic matter
  E.J.W. Wattel-Koekkoek: Clay associated organic matter in kaolinitic and smectitic soils, Wageningen Universiteit 2001. European Journal of Soil Science.

• [76] J.A. van LEUVENSTEIJN & E. WATTEL,
  Statistisch stijlonderzoek van de clausen in Vondels Jeptha.
  Rapport WS-562 (2001) Dept. of Mathematics Vrije Universiteit Amsterdam. Electronisch Wetenschappelijk Tijdschrift nederlanse Taal en Letterkunde www.neerlandistiek.nl 02.05 (2002) NIWI Amsterdam.

• [75] E. WATTEL,
  Constructing Initial Binary Trees in Stemmatology.
  Studies in Stemmatology II p.145-165. Benjamins Publishing, (2004) Amsterdam.

• [74] E. WATTEL,
  De Wereld in het Platte Vlak.
  Pythagoras, Augustus 2000 p.10-13. Wiskundig Genootschap, Utrecht.

• [73] E. LANGBROEK, A. ROELEVELD, & E. WATTEL,
  Valentin and Namelos discover their parentage: Narrative elements in the family tree of an international medieval tale.
  Rapport WS-519 (1999) Dept. of Mathematics Vrije Universiteit Amsterdam. Studies in Stemmatology II p.285-303. Benjamins Publishing, (2004) Amsterdam.

• [72] E.W. ADAMS, W. SCHLAGER, & E. WATTEL,
  Submarine slopes with an exponential curvature.
  Sedimentary Geology 117 (1998) p.135-141.

• [71] T. KOETSIER, E. WATTEL & T.B. JONGELING,
  Some informal remarks about finite and infinite liar-paradoxes.
  Rapport WS-519 (1999) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [70] M. REM & E. WATTEL,
  Het localiseren van veertiende eeuwse middelnederlandse teksten met behulp van de computer.
  Rapport WS-484 (1997) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [69] E. WATTEL, with P.Th. van REENEN & M. REM,
  Localising Medieval Charters.
  Memoire Vive ( Association Francaise pour l'Histoire et l' Informatique Paris) 15-16 1996.

• [68] E. WATTEL, & M.P. van MULKEN,
  Tree construction in stemmatology.
  Rapport WS-434 (1995) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [67] E. WATTEL & P. Th. van REENEN,
  Visualisation of extrapolated socio-geographical data.
  Rapport WS-429 (1994) Dept. of Mathematics Vrije Universiteit Amsterdam. Structures and Contingencies in Computerized Historical Research 9 Uitgeverij Verloren Hilversum 1995 (1996) p.253-262.

• [66] F. MULDER, J. de VRIES, & E. WATTEL,
  Voedsel, Voeding en Toxiciteit -- Risico schatting en Simulatie.
  Lespakket Productgroep Natuurwetenschappen, Open Universiteit Heerlen (1994).

• [65] P.Th. van REENEN & E. WATTEL,
  Het Nederlands tussen s en z.
  Maandblad van het Genootschap Onze Taal 63-7/8, (1994). p.174-176.

• [64] E. WATTEL, & M.P. van MULKEN,
  Weighted formal support of a pedigree.
  Studies in Stemmatology p.135-169. Benjamins Publishing, (1996) Amsterdam. Tree constructions in stemmatology. Rapport WS-434 (1995) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [63] E. WATTEL, & M.P. van MULKEN,
  Shock waves in text traditions, Cardiograms of the Mediaeval litterature.
  Studies in Stemmatology p.105-121. Benjamins Publishing, (1996) Amsterdam. Tree constructions in stemmatology. Rapport WS-434 (1995) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [62] E. WATTEL, A.S.W.M.R. LIGTHELM-BAKKER, & B. PRAHL-ANDERSEN,
  Tangent directions and the reliability of orthodontic landmarks.
  Rapport WS-446 (1995) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [61] A.S.W.M.R. LIGTHELM-BAKKER, E. WATTEL, B. PRAHL-ANDERSEN, & R. NANDA,
  Adolecent growth changes in soft tissue profile.
  American Journal of Orthodontics and Dentofacial Orthopedics 107 (1995) p.475-483.

• [60] A.S.W.M.R. LIGTHELM-BAKKER, E. WATTEL, I.H. ULJEE, & B. PRAHL-ANDERSEN,
  Vertical growth of the anterior face: A new approach.
  American Journal of Orthodontics and Dentofacial Orthopedics 101 (1992) p.509-513.

• [59] E. WATTEL,
  Clustering in Stemmatological Trees. How to handle a large number of versions.
  Jaarboek Corpusgebaseerde Woordanalyse 1993 Vakgroep Taalkunde Vrije Universiteit Amsterdam. (1993) p.119-131. Tree constructions in stemmatology. Rapport WS-434 (1995) Dept. of Mathematics Vrije Universiteit Amsterdam. Studies in Stemmatology p.123-134. Benjamins Publishing, (1996) Amsterdam.

• [58] E. WATTEL,
  Het ei in de wiskunde.
  Het boek van het Ei. (1992) p. 89-98. Uitg. L.J. Veen, Amsterdam.

• [57] E. WATTEL,
  Het ei in kaart gebracht.
  Rapport WS-392 (1992) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [56] W. de JONGE, A. SCHIJF & E. WATTEL,
  Encoding Voxel Trees.
  Rapport IR-269 (1991) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [55] A.C.M. GOEMAN, P.Th. van REENEN & E. WATTEL,
  The diphthongization of Westgermanic i and its relation to Westgermanic u in modern Dutch dialects, a quantitative approach.
  Rapport 37 (1990) Vrije Universiteit Working Papers in Linguistics Amsterdam. .sp 0.1c Proceedings of the International congress of Dialectologists Bamberg 1990, \fB2\fRFrans Steiner Verlag, Stuttgart (1993) p.76-92.

• [54] A.S.W.M.R. LIGTHELM-BAKKER, B. PRAHL-ANDERSEN, E. WATTEL, & I.H. ULJEE,
  A new method for locating anterior skeletal landmarks from soft tissue measurements.
  Journal Biologie Buccale 19 (1991) p.283-290.

• [53] E. WATTEL,
  A mathematical model to describe the boundary of a vowel shift in the past on the basis of data from contemporary Dutch dialects.
  Rapport WS-359 (1990) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [52] J. van de LUNE & E. WATTEL,
  Systematic computations on Gauss lattice point problem.
  CWI Technical report AM-R90-08, CWI Amsterdam (1990). CWI Syllabus \fB26\fR Mathematical Structures in Field Theory, CWI Amsterdam (1990) p.25-56.

• [51] G. KOORNSTRA, E. WATTEL & N. EXALTO,
  Crown-rump length measurements revisited.
  European Journal of Obstetrics & Gynecology and Reproductive Biology, 53 (1990) p.131-138.

• [50] E. WATTEL,
  Reconstructie van de vorm van een beschadigde terp.
  Rapport IR-183 (1989) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [49] B.A.E. van der POL & E. WATTEL,
  Timolol and Aceclidine. A clinical study of interaction in the eye.
  Acta Opthalmologica 63 (1985) p.411-414.

• [48] M. van OPSTAL, J. de VRIES, E. WATTEL, E.J. GROOT & L. van BREE,
  Pharmacokinetic modeling of two rapidly metabolized dibrombiphenyl isomers.
  To appear.

• [47] N. MEYER-BAUMFALK, D.I. BOOMSMA, J.P.W. VERMEIDEN, E. WATTEL & B. PRAHL-ANDERSEN,
  Quantitative analyses of dental morphology of complete uni- and bilateral cleft lip and palate patients in relationship to the etiology of the disease.
  To appear.

• [46] R.M. SLUITER, A.S.W.M.R. LIGTHELM-BAKKER & E. WATTEL,
  A new method for computer aided serial radiograph superimpositioning.
  European Journal of Orthodontics 7 (1985) p.103-107.

• [45] J. van ANDEL, H.J.M. NELISSEN, E. WATTEL, T.A. van VALEN & A.T. WASSENAAR,
  Theil's inequality index applied to quantify population variation of plants with regard to dry matter allocation.
  Acta Bot. Neerl. 33-2 (1984) p.161-175.

• [44] J. van BAALEN, H.J.M. NELISSEN, W.H.O. ERNST, E. WATTEL & R. VOOIJS,
  Reproductive processes in Senecio fuchsii (Partly in comparision with Eupatorium cannabinum) as affected by temperature, irradiance and soil fertility.
  Flora 175 (1984) p.81-90.

• [43] E. WATTEL,
  Partitions of R sup n into n+1 homogeneous zero-dimensional homeomorphic measurable parts.
  Rapport 183 (1981) Dept. of Mathematics Vrije Universiteit Amsterdam. Proc. Fifth Prague Topol. Symp. 1981 (1982) p.683-688.

• [42] E. WATTEL,
  Fouten verbeterende codes.
  Rapport aan P. Mullender (1981) p.135-142. Dept. of Mathematics Vrije Universiteit Amsterdam.

• [41] J. van MILL & E. WATTEL,
  Orderability from selections: Another solution to the orderability problem.
  Rapport 182 (1981) Dept. of Mathematics Vrije Universiteit Amsterdam. Fundamenta Math 121 (1984) p.219-229. (verschenen 1985).

• [40] J. van MILL & E. WATTEL,
  Partitioning spaces in homeomorphic rigid parts.
  Rapport 169 (1981) Dept. of Mathematics Vrije Universiteit Amsterdam. Colloquium Mathematicum 50 (1985) p.95-102. (verschenen 1986).

• [39] J. van MILL & E. WATTEL,
  Dendrons.
  Rapport 156 (1980) Dept. of Mathematics Vrije Universiteit Amsterdam. Workshop on Topology and Order I Lubbock, Texas, p.59-81. Tract 142 Mathematisch Centrum Amsterdam.

• [38] S. PURISCH & E. WATTEL,
  Non orderability of suborderable spaces with many pseudogaps.
  Rapport 164 (1981) Dept. of Mathematics Vrije Universiteit Amsterdam. Workshop on Topology and Order I Lubbock, Texas, p.17-25. Tract 142 Mathematisch Centrum Amsterdam.

• [37] J. van MILL & E. WATTEL,
  Subbase characterizations of subspaces of compact trees.
  Rapport 146 (1980) Dept. of Mathematics Vrije Universiteit Amsterdam. Topology and its Applications 13 (1982) p.321-326.

• [36] J. van MILL & E. WATTEL,
  Selections and orderability.
  Rapport 135 (1980) Dept. of Mathematics Vrije Universiteit Amsterdam. Proc. Amer. Math. Soc. 83 (1981) p.601-605.

• [35] J. VERMEER & E. WATTEL,
  Projective objects in categories with perfect $ theta %-continuous mappings.
  Rapport 111 (1979) Dept. of Mathematics Vrije Universiteit Amsterdam. Canad. Journ of Mathematics 33-4 (1981) p.872-884.

• [34] E. WATTEL, R. PLOMP, H. F. van RIETSCHOTE, H. J. M. STEENEKEN,
  Predicting speech intelligibility in rooms from the Modulation Transfer Function III. Mirror image computer model applied to pyramid shaped rooms.
  Acustica 48-5 (1981) p.320-324.

• [33] C. F. MILLS & E. WATTEL,
  Nowhere densely generated topological properties.
  Topological Strutures II Tract 115-116 Math. Centre Amsterdam 1979 p.191-198.

• [32] J. VERMEER & E. WATTEL,
  Remote points, far points, and the homogeneity of $ X sup * %. Topological Strutures II Tract 115-116 Math. Centre Amsterdam 1979 p.285-290.

• [31] E. WATTEL,
  A herediterily separable compact ordered space $X% for which $ beta %X is not first countable.
  Topological Strutures II Tract 115-116 Math. Centre Amsterdam 1979 p.319-321.

• [30] E. WATTEL,
  Superextensions embedded in cubes.
  Rapport 75 Wiskundig Seminarium Vrije Universiteit 1978. Topological Strutures II Tract 115-116 Math. Centre Amsterdam 1979 p.305-317.

• [29] C. N. VERBOOM, J. de VRIES & E. WATTEL,
  Pharmacokinetics of 2-phenyl-1-3-indanedione in the rat upon i.v. and oral administration.
  European Journal of Drug Metabolism and Pharmacokinetics 1979-4 p.225-229.

• [28] J. van MILL, M. van de VEL & E. WATTEL,
  Spaces with a binary normal subbase.
  To appear in Proc. Beograd Symp. on Topology 1977.

• [27] E. WATTEL,
  Projective objects and k-mappings.
  Rapport 72 Wiskundig Seminarium Vrije Universiteit 1977. To appear in Proc. Beograd Symp. on Topology 1977.

• [26] E. WATTEL,
  Normally supercompact spaces and convexity preserving maps.
  Categorical Topology Proceedings Berlin 1978. Springer lecture notes in Mathematics 719 (1979).

• [25] J. van MILL & E. WATTEL,
  Souslin Dendrons.
  Proc. Amer. Math. Soc. 72 (1978) p.545-555.

• [24] J. van MILL & E. WATTEL,
  An external characterization of spaces which admit binary normal subbases.
  Am. Journ. of Math. 100-5 (1978) p.987-994.

• [23] E. WATTEL,
  Subbase structures in nearness spaces.
  Proc. Fourth Prague topological symposium 1976 part B Prague (1977) p.500-505.

• [22] E. WATTEL,
  A note on perfect mixed Lee codes and finite abelian groups.
  Report ZW65/76 Mathematical Centre Amsterdam.

• [21] E. WATTEL,
  Trees in regular graphs and double correspondence systems.
  Report ZN55/73 Mathematical Centre Amsterdam.

• [20] E. WATTEL,
  Real functions on complete spaces have continuous restrictions on dense subsets.
  Research report 72-11 Dept. of Mathematics, Carnegie Mellon University (1972).

• [19] J. van DALEN & E. WATTEL,
  A topological characterization of ordered spaces.
  Gen. Top. & Appl. 3-4 (1973) p.347-354.

• [18] M. J. FABER, M. A. MAURICE & E. WATTEL,
  Ordered pre-images under one-to-one mappings.
  Report 15 (1970) Dept. of Mathematics Vrije Universiteit Amsterdam. Theory of Sets and Topology, VEB. Berlin (1972) p.109-119.

• [17] E. WATTEL,
  An orderability theorem for connected spaces.
  Report 10 (1970) Dept. of Mathematics Vrije Universiteit Amsterdam.

• [16] E. WATTEL & P. P. N. de GROEN,
  A general fixed point theorem.
  Report ZW1969-009 Mathematical Centre Amsterdam. Proc. Third Prague Topological Symposium, CS. Acad. Sci. Prague (1972) p.451-453.

• [15] P. van EMDE BOAS & E. WATTEL,
  Een structuurprobleem opgelost voor C sub 3 * C sub 3 * C sub 6
  Report ZN26 Mathematical Centre Amsterdam (1969).

• [14] J. de GROOT, H. HERRLICH, G. E. STRECKER & E. WATTEL,
  Compactness as an operator.
  Compositio Mathematicae 21-4 (1969) p.349-475.

• [13] G. E. STRECKER, E. WATTEL, H. HERRLICH & J. de GROOT,
  Strengthening Alexanders subbase theorem.
  Duke Mathematical Journal 35-4 (1968) p.671-677.

• [12] E. WATTEL & J. van de LUNE,
  On the range space of functions of bounded variation.
  Report ZW1968-010 Mathematical Centre Amsterdam.

• [11] P. van EMDE BOAS, J. van de LUNE & E. WATTEL,
  On the continuity of fixed points of contractions.
  Report ZW1968-008 Mathematical Centre Amsterdam.

• [10] E. WATTEL,
  The compactness operator in set theory and topology.
  Dissertation University of Amsterdam 1968. Tract 21 Mathematical Centre Amsterdam. (1968).

• [9] J. van de LUNE & E. WATTEL,
  On the frequency of natural numbers m whose prime divisors are all smaller than $ m sup alpha %.
  Report ZW1968-007 Mathematical Centre Amsterdam (1968).

• [8] J. van de LUNE & E. WATTEL,
  On the numerical solution of a differential difference equation arising in analytic number theory.
  Report ZW1968-005 Mathematical Centre Amsterdam. Mathematics of Computation 23-106 (1969) p. 417-421.

• [7] E. WATTEL & G. A. JENSEN,
  Efficient calculation of powers in a semigroup.
  Report ZW1968-001 Mathematical Centre Amsterdam.

• [6] E. WATTEL,
  On the strengthening of Alexanders theorem.
  Proc. First International Symposium on Extension Theory Berlin 1967 (1969) p. 243-244.

• [5] J. de GROOT, G. E. STRECKER & E. WATTEL,
  The compactness operator in general topology.
  Proc. Second Prague Topological Symposium 1966 (1967) p.161-163.

• [4] E. WATTEL & G. E. STRECKER,
  On the compactness operator in general topology,
  Report WN22 Mathematical Centre Amsterdam 1966.

• [3] G. E. STRECKER & E. WATTEL,
  On semi-regular and minimal Hausdorff spaces.
  Report ZW1966-007 Mathematical Centre Amsterdam. Proc. Kon. Ned. Acad. Wet. A70-2, = Ind. Math. 29-2 (1967) p.234-237.

• [2] G. E. STRECKER & E. WATTEL,
  A coherent embedding of an arbitrary topological space in a semi-regular space.
  Report ZW1966-006 Mathematical Centre Amsterdam.

• [1] P. van EMDE BOAS, D. MANTEL, J. van der SLOT, G. E. STRECKER & E. WATTEL,
  De onderlinge afhankelijkheid van een aantal topologische axioma's die verband houden met het k-axioma.
  Report WN18 Mathematical Centre Amsterdam (1965).