Sharma, C., N. Singh, A. Mall, K. Kumar, and O. Singh. “Combining Ability for Yield and Yield Attributes in Rice (Oryza Sativa l.) Genotypes Using CMS System”. SAARC Journal of Agriculture, vol. 11, no. 1, Mar. 2014, pp. 23-33, doi:10.3329/sja.v11i1.18372.