1. Delamarre-van de Waal, H.A., Central Regulation of Human Puberty. Thesis, VU Amsterdam 1984.
2. Marani, E., Rietveld, W.J., and Osselton, J.C., Anat. Anz.75 (1981) 807.
3. Rietveld, W.J., Marani, E., and Osselton, J.C., in: Biological Rhythms in Structure and Function, p. 213. Eds H. von Mayersbach, L.E. Scheving and J.E. Pauly. A.R. Liss Inc., New York 1981.
4. Marani, E., Rietveld, W.J., and Osselton, J.C., IRCS med. Sci.7 (1979) 501.
5. Marani, E., Rietveld, W.J., Boon, M.E., and Gerrits, N.H., Histochemistry73 (1981) 165.