1. Theory of the band-gap anomaly inABC2chalcopyrite semiconductors
2. Properties of 19.2% efficiency ZnO/CdS/CuInGaSe2 thin-film solar cells
3. and in: Proceedings 12th European Photovoltaic Solar Energy Conference, Amsterdam, Holland, 1994, (H. S. Stephens & Associates, Bedford, UK, 1994), pp. 935-938.
4. and in: Proceedings of the 11th European Photovoltaic Solar Energy Conference, Montreux, Switzerland, 1992, (H. S. Stephens & Associates, Bedford, UK, 1992), pp. 124-127.
5. Formation and analysis of graded CuIn(Se1−ySy)2 films