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Egg Capsule Structure and Permeability in the Viviparous Shark, Mustelus canis. Journal of Experimental Zoology, 267, 76–85
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Free amino acids in the uterine fluids of four species of viviparous sharks (Squalus acanthias, Carcharhinus plumbeus, Mustelus canis and Rhizoprionodon terraenovae). Comparative Biochemistry and Physiology – Part B, Comparative Biochemistry, 104(3), 583–588
DOI: 10.1016/0305-0491(93)90285-D
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Chemical composition of uterine fluid in four species of viviparous sharks (Squalus acanthias, Carcharhinus plumbeus, Mustelus canis and Rhizoprionodon terraenovae). Comparative Biochemistry and Physiology – Part A, Physiology, 105(1), 91–102
DOI: 10.1016/0300-9629(93)90178-7