Solomon, R. & Lear, S. & Cohen, R. & Spokes, K. & Silva, P.Jr. & Silva, Pa. & Silva, M. & Solomon, H. & Silva, P. (1989)
The effect of organotin compounds on chloride secretion by the in vitro perfused rectal gland of Squalus acanthias. Toxicology and Applied Pharmacology, 100(2), 307–314
DOI: 10.1016/0041-008X(89)90316-5

Silva, P. & Epstein, J.A. & Myers, M.A. & Stevens, A. & Silva, Pa. & Epstein, F.H. (1986)
Inhibition of chloride secretion by BaCl2 in the rectal gland of the spiny dogfish, Squalus acanthias. Life Sciences, 38(6), 547–552