T. M. Idzinga

Effects of cadmium on sterol composition in the aboral body-wall of the sea star asterias rubensl.

P. Voogt, H. Wynne, B. Bissumbhar, 1993 .

Organic acids and cellular changes in the endosperm of Euphorbia lambii seedlings

H. Groeneveld, T. M. Idzinga, Jopie C. Elings, 1990 .