Cohen, J.J. & Krupp, M.A. & Chidsey, C.A. & Biltz, C.I. (1959)
Effect of trimethylamine and its homologues on renal conservation of trimethylamine oxide by the spiny dogfish, Squalus acanthias. American Journal of Physiology, 196(1), 93–99

Cohen, J.J. & Krupp, M.A. & Chidsey, C.A. (1958)
Renal conservation of trimethylamine oxide by the spiny dogfish, Squalus acanthias. American Journal of Physiology, 194(2), 229–235