1. Modified ependymal cells in the ventral hypothalamus of the rhesus monkey and their possible role in the hypothalamic regulation of anterior pituitary function;Anand Kumar;J. Endocr.,1968
2. Monoaminergic mechanism in special ependymal areas in Salmo irideus L;Bertler;Gen. comp. Endocr.,1963
3. Structural relationships of ependymal cells and their processes within the hypothalamus;Bleier,1972