Pharmacognosy and Phytochemical Screening of some Plant Derived Medicine to Treat Dysmenorrheal Pain by the Rajbanshi Community, Roy, Priyankar, Mandal Palash, Panda Subhasis, Roy Sonia Mitra, and Subba Arunika , Pharmacognosy Journal, June 2018, Volume 10, Issue 4, p.738-746, (2018)