1. Estradiol-17β and progesterone in ovaries of the starfish (Pisaster ochraceus);Botticelli,1960
2. Progesterone metabolism by the echinoderms Asterias rubens and Marthasterias glacialis;Gaffney;Biochem. J.,1974
3. Chromatography of Steroids;Heftman,1976
4. On the occurrence of progesterone in ovary of the starfish, Asterias amurensis;Ikegami;Dobutsugaku Zasshi.,1971
5. Steroidogenesis in the ovary of the rainbow trout, Salmo gairdneri, during the reproductive cycle;Lambert,1979