Gurupadaswamy, Handuvinahalli Devanna; Girish, Virupaksha; Zameer, Farhan; Hegdekatte, Raghavendra; Chauhan, Jyoti Bala; Khanum, Shaukath Ara Archiv der Pharmazie, 2013 , vol. 346, # 11 p. 805 - 811