Lacy, E.R. & Colglazier, J. & Bullesbach, E.E. & Schwabe, C. (2000)
Morphology and biochemistry of the alkaline gland in the Atlantic stingray, Dasyatis sabina [Abstract]. American Elasmobranch Society 16th Annual Meeting, 14–20 June 2000, La Paz, Mexico

Steinetz, B.G. & Schwabe, C. & Callard, I.P. & Goldsmith, L.T. (1998)
Dogfish shark (Squalus acanthias) testes contain a relaxin. Journal of Andrology, 19(1), 110–115

Büllesbach, E.E. & Schwabe, C. & Lacy, E.R. (1997)
Identification of a glycosylated relaxin-like molecule from the male Atlantic stingray, Dasyatis sabina. Biochemistry, 36(35), 10735–10741
DOI: 10.1021/bi970393n

Büllesbach, E.E. & Schwabe, C. & Callard, I.P. (1987)
Relaxin from an oviparous species, the skate (Raja erinacea). Biochemical and Biophysical Research Communications, 143(1), 273–280
DOI: 10.1016/0006-291X(87)90661-9

Büllesbach, E.E. & Gowan, L.K. & Schwabe, C. & Steinetz, B.G. & O'Byrne, E. & Callard, I.P. (1986)
Isolation, purification, and the sequence of relaxin from spiny dogfish (Squalus acanthias). European Journal of Biochemistry / FEBS, 161(2), 335–341
DOI: 10.1111/j.1432-1033.1986.tb10452.x

Bajaj, M. & Blundell, T.L. & Pitts, J.E. & Wood, S.P. & Tatnell, M.A. & Falkmer, S. & Emdin, S.O. & Gowan, L.K. & Crow, H. & Schwabe, C. & Wollmer, A. & Strassburger, W. (1983)
Dogfish insulin. Primary structure, conformation and biological properties of an elasmobranchial insulin. European Journal of Biochemistry / FEBS, 135(3), 535–542
DOI: 10.1111/j.1432-1033.1983.tb07685.x

Gowan, L.K. & Reinig, J.W. & Schwabe, C. & Bedarkar, S. & Blundell, T.L. (1981)
On the primary and tertiary structure of relaxin from the sand tiger shark (Odontaspis taurus). FEBS Letters, 129(1), 80–82
DOI: 10.1016/0014-5793(81)80760-0

Reinig, J.W. & Daniel, L.N. & Schwabe, C. & Gowan, L.K. & Steinetz, B.G. & O'Byrne, E.M. (1981)
Isolation and characterization of relaxin from the sand tiger shark (Odontaspis taurus). Endocrinology, 109(2), 537–543
DOI: 10.1210/endo-109-2-537