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Effect of 17β-estradiol and progesterone on vitellogenesis in the spotted ray Torpedo marmorata Risso 1810 (Elasmobranchii: Torpediniformes): Studies on females and on estrogen-treated males. General and Comparative Endocrinology, 157(2), 125–132
DOI: 10.1016/j.ygcen.2008.04.011
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Ultrastructural studies on developing follicles of the spotted ray Torpedo marmorata. Molecular Reproduction and Development, 61(1), 78–86
DOI: 10.1002/mrd.1133