“THE EFFECT OF SUBSTITUTION OF SOYBEAN MEAL BY COTTONSEED CAKE IN COMMON CARP Cyprinus Carpio L. DIETS. 1. FEEDING TRAIL IN AQURIA”. Mesopotamia Journal of Agriculture, vol. 36, no. 4, Dec. 2008, pp. 121-32, https://doi.org/10.33899/magrj.2008.164171.