8Hiromasa Yoshikawa. Yoshinari lshida,Saburo Ueno, and Hisateru Mitsuda. Changes in depth of anesthesia of the carp anesthetized with a constant level of CO2. Nippen Suisan Gakkaishil 1988: 54(3):457- 462.
9Hiromasa Yoshikawa, Yoshinari lshida, ,Saburo Ueno, and Hisateru Mitsuda. The use of sedating action of CO2 for long-term anethesia in carp, Nippen Suisan Gakkaishi1988:54(4):545-551.
10B.K. Mishra," D. Kumar and R. Mishra.Observations on the use of carbonic acid anaesthesia in fish fry transport. Aquaculture 1983(32):405-408.
