Gaber, H.M. and Moussa, T.A.-M. 2011. Regioselective synthesis and antimicrobial studies of novel bridgehead nitrogen heterocycles containing the thienopyrimidinone skeleton. European Journal of Chemistry. 2, 2 (Jun. 2011), 251–259. DOI:https://doi.org/10.5155/eurjchem.2.2.251-259.380.