1. Biehl, E. R. Five-Membered Ring Systems: Thiophenes and Se/Te Derivatives. In: Progress in Heterocyclic Chemistry, Gribble, G. W., Gilchrist, T. L., Eds.; Elsevier: Amsterdam, 2012; Vol. 24, pp. 139–168.
2. Synthesis of Polynuclear Aromatic Compounds Incorporating a Fused Thiophene Ring
3. Product Class 6: Dibenzothiophenes;Andrews,2001
4. Product Class 4: Benzo[b]thiophenes;Rayner,2001
5. Raloxifene