1. R.R. King, C.M. Fetzer, P.C. Colter, K.M. Edmondson, J.H. Ermer, H.L. Cotal, H. Yoon, A.P. Stavrides, G. Kinsey, D.D. Krut, N.H. Karam, Proceedings of the 29th IEEE Photovoltaic Specialists Conference, New Orleans, USA, 2002, p. 776.
2. D.J. Friedman, J.F. Geisz, S.R. Kurtz, J.M. Olson, Proceedings of 2nd World Conference and Exhibition on Photovoltaic Solar Energy Conversion, Vienna, Austria, 1998, p. 3.
3. H.Q. Hou, K.C. Reinhardt, S.R. Kurtz, J.M. Gee, A.A. Allerman, B.E. Hammons, P.C. Chang, E.D. Jones, Proceedings of 2nd World Conference and Exhibition on Photovoltaic Solar Energy Conversion, Vienna, Austria, 1998, p. 3600.
4. G. Létay, A.W. Bett, Proceedings of 17th European Photovoltaic Solar Energy Conference and Exhibition, Munich, Germany, 2001, p. 178.
5. Doping behaviour of Si, Te, Zn and Mg in lattice-matched (GaIn)(NAs)/GaAs bulk films