Hossain, M. A., A. K. Das, M. A. A. Sikder, and S. M. Salehuddin. “SYNTHESIS OF 3,5,7,3’- TETRAMETHOXY -4’-HYDROXY-8-C-P RENYLFLAVONE: Short Communication”. Biological Sciences - PJSIR, vol. 45, no. 5, Oct. 2002, pp. 321-3, https://v2.pjsir.org/index.php/biological-sciences/article/view/1827.