1. The ultrastructure of prolactin secreting cells in the pituitary of Mugil cephalus (Teleostei) from sea and freshwater environment;Abraham;Gen. Comp. Endocrinol,1969
2. Induction expérimentale de la ponte chez Mugil capito confiné en eau douce;Abraham;C.R. Acad. Sci. Ser. D,1967
3. Partial hypophysectomy in the teleost Poecilia: Separate identities of the teleostean growth hormone and teleostean prolactin-like hormone;Ball;Gen. Comp. Endocrinol,1965
4. Effects of autotransplantation of different regions of the pituitary gland on freshwater survival in the teleost Poecilia latipinna;Ball;J. Endocrinol,1965
5. The pituitary gland;Ball,1969