1. 1) R. G. Ackman: Food Technol., 42, 151-155 (1988).
2. 2) J. E. Kinsella: Food Technol., 42, 124-145 (1988).
3. 3) R. J. Morris and F. Culkin: in “Marine Biogenic Lipids, Fats, and Oils, Vol. II” (ed. by R. G. Ackman), CRC Press, Inc., Florida, 1989, pp. 145-178.
4. 4) Japan Aquatic Oil Association: in “Fatty Acid Composition of Fish and Shellfish” (ed. by Japan Aquatic Oil Association), Korin Press Inc., Tokyo, 1989, pp. 196-209.
5. 5) W. T. Roubal: J. Amer. Oil Chem. Soc., 40, 213-215 (1963).