Ozdemir, S. & Ozsandikci, U. & Buyukdeveci, F. & Erdem, Y. (2021)
Seasonal Variations in the Length-weight Relationships of the Thornback Ray Raja clavata L., 1758 (Chondrichthyes: Rajidae) from the Turkish Black Sea Coast.
Acta Zoologica Bulgarica, 73(3), 417–423