Sharma, Narender. 2013. “<I>Ypthima kedarnathensis< > Singh - New Synonym of <I>Ypthima sakra< I> Moore (Nymphalidae: Satyrinae) from Garhwal Himalaya, India”. Journal of the Bombay Natural History Society (JBNHS) 110 (3):230-32. http://bnhsjournal.in/index.php/bnhs/article/view/94043.