K. D. Widyarini, E. Y. Sukandar, and I. Fidrianny, “XANTHINE OXIDASE INHIBITORY AND ANTIHYPERURICEMIC ACTIVITIES OF ANREDERA CORDIFOLIA (TEN) STEENIS, SONCHUS ARVENSIS L, AND ITS COMBINATION”, Int J Pharm Pharm Sci, vol. 7, no. 3, pp. 86–90, Mar. 2015.