Electron microscopic observations on accommodations to pregnancy in the uterus of the spiny dogfish, Squalus acanthias. Journal of Ultrastructure Research, 20(3), 161–178
DOI: 10.1016/S0022-5320(67)90279-1
Electron microscopic observations on the yolk sac of the spiny dogfish, Squalus acanthias. Journal of Ultrastructure Research, 18(1), 102–126
DOI: 10.1016/S0022-5320(67)80234-X
