LASER Optoelectronics in Medicine Proceedings of the 7th Congress International Society for Laser Surgery and Medicine in Connection with Laser 87 Optoelectronics Waidelich Wilhelm Heftet / 1988 / Engelsk
Microwave Applications Proceedings of the Microwave Congress at the 8th International Congress, Laser 87 Groll Horst Heftet / 1987 / Engelsk
Laser in Forschung und Technik / Laser in Research and Engineering Vorträge des 12. Internationalen Kongresses. Proceedings of the 12th International Congress. Laser 95 Waidelich Wilhelm Heftet / 1996 / Tysk
