Mazumder, F., Nargis, A., Amin, R. and Khatun, M. 2013. REPRODUCTIVE PERIODICITY, FECUNDITY, SEX RATIO AND PARENTAL CARE OF ANGELFISH PTEROPHYLLUM SCALARE (PERCIFORMES: CICHLIDAE) UNDER LABORATORY CONDITION. Journal of Advanced Scientific Research. 4, 03 (Aug. 2013), 6-11.