Govindaraj, G., J. Kumari, A. Mishra, and V. Shree Bharti. “Problem Identification and Prioritisation of Research Options :The PRA and AHP Approach”. Journal of Rural Development, vol. 29, no. 4, Dec. 2010, pp. 449-55, https://nirdprojms.in/index.php/jrd/article/view/93523.