Proceedings of the 16th International Conference on Defects in Semiconductors : Lehigh University, Bethlehem, Pennsylvania, 22-26 July 1991. Pt.2 pp.923-928, 1992. Zurich, Switzerland. Trans Tech Publications
Positron annihilation : Proceedings of the 9th International Conference on Positron Annihilation, August 26-31, 1991, Szombathely, Hungary. Pt.2 pp.933-936, 1992. Aederlmannsdorf, Switzerland. Trans Tech Publications
Proceedings of the 17th International Conference on Defects in Semiconductors : ICDS-17, Gmunden, Austria, July 18-23, 1993. Pt.1 pp.347-352, 1994. Zurich, Switzerland. Trans Tech Publications
Defects in semiconductors, icds-19 : proceedings of the 19th International Conference on Defects in Semiconductors, Aveiro, Portugal, July 1997. Part2 pp.879-884, 1997. Zurich, Switzerland. Trans Tech Publications
Proceedings of the 16th International Conference on Defects in Semiconductors : Lehigh University, Bethlehem, Pennsylvania, 22-26 July 1991. Pt.2 pp.979-984, 1992. Zurich, Switzerland. Trans Tech Publications
Proceedings of the 17th International Conference on Defects in Semiconductors : ICDS-17, Gmunden, Austria, July 18-23, 1993. Pt.2 pp.983-990, 1994. Zurich, Switzerland. Trans Tech Publications
Positron annihilation : ICPA-10 : Proceedings of the 10th International Conference on Positron Annihilation, May 23-29, 1994, Beijing, China. Part1 pp.501-504, 1995. Aederlmannsdorf, Switzerland. Trans Tech Publications
Positron annihilation, ICPA-11 : Proceedings of the 11th International Conference on Positron Annihilation, Kansas City, Missouri, USA, May 1997. pp.551-553, 1997. Zuerich, Switzerland. Trans Tech Publications
Proceedings of the 17th International Conference on Defects in Semiconductors : ICDS-17, Gmunden, Austria, July 18-23, 1993. Pt.1 pp.341-346, 1994. Zurich, Switzerland. Trans Tech Publications
Proceedings of the 18th International Conference on Defects in Semiconductors : ICDS-18, Sendai, Japan, July 23-28, 1995. pp.1073-1078, 1995. Zurich, Switzerland. Trans Tech Publications