[1]
M. M. H. Bhuiyan, K. M. M. Rahman, M. K. Hossain, and M. Fakruddin, “FUSED PYRIMIDINES: PART-I: SYNTHESIS OF IMIDAZO[1,2-a]THIENO[2,3-d]- PYRIMIDIN-5(1H)- IMINE AND PYRIMIDO[1,2-a] THIENO[2,3-d] PYRIMIDIN-6-IMINE”, Pakistan Journal of Scientific & Industrial Research, vol. 47, no. 4, pp. 256–258, Aug. 2004.