Pärt, P. & Wright, P.A. & Wood, C.M. (1998)
Urea and Water Permeability in Dogfish (Squalus acanthias) Gills.
Comparative Biochemistry and Physiology – Part A, Molecular & Integrative Physiology, 119(1), 117–123 DOI: 10.1016/S1095-6433(97)00400-5
Wood, C.M. & Pärt, P. & Wright, P.A. (1995)
Ammonia and urea metabolism in relation to gill function and acid-base balance in a marine elasmobranch, the spiny dogfish (Squalus acanthias).
Journal of Experimental Biology, 198, 1545–1558