Mishra, D. K., and N. P. Singh. “Frerea Indica Dalz. (Asclepiadaceae) - a Critically Endangered Plant, Now Collected from Ahmednagar District, Maharashtra”. Nelumbo, vol. 42, no. 1-4, July 2015, pp. 157-9, doi:10.20324/nelumbo/v42/2000/74287.