[1]
K. Stefanova, K. Seizova, G. Georgieva, L. Zlatanova, L. Kuleva, and S. Popov, “Preparation of polyunsaturated fatty acid concentrates from the liver oil of dogfish (Squalus acanthias) from the Black Sea”., grasasaceites, vol. 48, no. 3, pp. 141–143, Jun. 1997.