1. Anonymous. (1986). The production of fish meal and oil. FAO Fisheries Technical Paper-142, Rome, Italy: FAO Fisheries Department.
2. Anonymous (2001). Fisheries statistics. State Institute of Statistics, Ankara, Turkey: Prime Ministry Republic of Turkey.
3. AOCS (1992). Official methods and recommended practices of the American oil chemists’ society. 4th ed., Champaign, American Oil Chemists’ Society, IL: USA.
4. Bimbo, A.P. (1998). Guidelines for Characterizing Food-Grade Fish Oils. Inform vol. 9, No. 5, Hertfordshire: UK.