Sumpter, J.P. & Denning-Kendall, P.A. & Lowry, P.J. (1984)
The involvement of melanotrophins in physiological colour change in the dogfish Scyliorhinus canicula. General and Comparative Endocrinology, 56(3), 360–367
DOI: 10.1016/0016-6480(84)90078-9

Dodd, J.M. & Dodd, M.H.I. & Sumpter, J.P. & Jenkins, N. (1982)
Gonadotrophic activity in the buccal lobe (rachendachhypophyse) of the pituitary gland of the rabbit fish Hydrolagus colliei (Chondrichthyes: holocephali). General and Comparative Endocrinology, 48(2), 174–180
DOI: 10.1016/0016-6480(82)90015-6

Denning-Kendall, P.A. & Sumpter, J.P. & Lowry, P.J. (1982)
Peptides derived from pro-opiocortin in the pituitary gland of the dogfish, Squalus acanthias. Journal of Endocrinology, 93(3), 381–390
DOI: 10.1677/joe.0.0930381

Sumpter, J.P. & Dodd, J.M. (1979)
The annual reproductive cycle of the female lesser spotted dogfish, Scyliorhinus canicula L., and its endocrine control. Journal of Fish Biology, 15(6), 687–695
DOI: 10.1111/j.1095-8649.1979.tb03678.x

Sumpter, J.P. & Jenkins, N. & Dodd, J.M. (1978)
Hormonal control of steroidogenesis in an elasmobranch fish (Scyliorhinus canicula L.): studies using a specific anti-gonadotrophic antibody [Abstract]. Journal of Endocrinology, 79(3 Suppl.), 28–29P

Sumpter, J.P. & Follett, B.K. & Jenkins, N. & Dodd, J.M. (1978)
Studies on the purification and properties of gonadotrophin from ventral lobes of the pituitary gland of the dogfish (Scyliorhinus canicula L.). General and Comparative Endocrinology, 36(2), 264–274
DOI: 10.1016/0016-6480(78)90033-3

Sumpter, J.P. & Jenkins, N. & Dodd, J.M. (1978)
Gonadotrophic hormone in the pituitary gland of the dogfish (Scyliorhinus canicula L): distribution and physiological significance. General and Comparative Endocrinology, 36(2), 275–285
DOI: 10.1016/0016-6480(78)90034-5