Free electron lasers 1999 : proceedings of the twenty-first International Free Electron Laser Conference, DESY, Hamburg, Germany, August 23-26, 1999 /

por International Free Electron Laser Conference (21st : 1999 : Deutsches Elektronen-Synchrotron (Center), Hamburg, Germany)
Publicado c2000.

12th International Conference on Magnet Technology : Leningrad, USSR, June 24-28, 1991.

por International Conference on Magnet Technology (12th : 1991 : Leningrad, Russian S.F.S.R.)
Publicado 1992?]