• edge effect Opt.Comm. 1977
  • 'short magnet' phys.rev.A 1979
  • beam-beam proton SR
  • Far Infrared SR  (J.dePhys.Lett 1984)
  • Energy in coherent radiation  (EJP 1994)
  • saturation of ASE
  • long undulators (Tsukuba 1988)
  • degeneracy parameter (DESY 1996)
  • observation of proton edge radiation at CERN (NIM 1979)
  • on FEL gain (JQE 1981)
  • on SR spatial coherence