Phosphorus, Sulfur and Silicon and the Related Elements, 2007 , vol. 182, # 7 p. 1535 - 1556
Synthesis, Reactions, and Antimicrobial Activity of Some Fused Thieno[2,3-d]pyrimidine Derivatives
Mohamed I. Hegaba; Nasser A. Hassana; Aymn E. Rashada; Afaf A. Fahmya; Farouk M. E. Abdel-Megeid
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http://dx.doi.org/10.1080/10426500701247151 
