(1)
Bhuiyan, M. M. H.; Rahman, K. M. M.; Hossain, M. K.; Fakruddin, M. 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 2004, 47, 256-258.