Khan, M., S. Bhuiyan, K. Saha, M. Bhuyin, and A. Ali. “Variability, Correlation and Path Co-Efficient Analysis of Bitter Gourd (Momordica Charantia L.)”. Bangladesh Journal of Agricultural Research, vol. 40, no. 4, Mar. 2016, pp. 607-18, doi:10.3329/bjar.v40i4.26936.