1. W. G. Gribble in Comprehensive Heterocyclic Chemistry (Eds: , , Pergamon, Oxford, 1996 .
2. J. B. Press in The Chemistry of Heterocyclic Compounds: Thiophene and Its Derivatives (Ed.: John Wiley & Sons, Inc., New York, 1991 .
3. R. K. Russell in Progress in Heterocyclic Chemistry (Eds: , , Pergamon, Oxford, 1992 .
4. Conjugated poly(thiophenes): synthesis, functionalization, and applications
5. D. Fichou (Ed.), Handbook of Oligo- and Polythiophenes, Wiley-VCH, Weinheim, 1999 .