Conrad, G.W. & Paulsen, A.Q. & Luer, C.A. (1994)
Embryonic Development of the Cornea in the Eye of the Clearnose Skate, Raja eglanteria: I. Stromal Development in the Absence of an Endothelium. Journal of Experimental Zoology, 269, 263–276
Conrad, G.W. & Luer, C.A. & Paulsen, A.Q. & Funderburgh, J.L. (1993)
Preliminary Observations on the Effects of Selenate on the Development of the Embryonic Skate, Raja eglanteria. Transactions of the Kansas Academy of Science, 96(1/2), 62–68