Panigrahi, G. and Dikshit, B.K. 2015. Systematics of the Genus <I>Potentilla</I> L. - (Rosaceae Juss.) - Its Infrageneric Classification and Evolutionary Trends. Nelumbo. 27, 1-4 (Aug. 2015), 177–196. DOI:https://doi.org/10.20324/nelumbo/v27/1985/74771.