@article{BuchholzBach1998,
  author    = {Buchholz, Wolfgang and Bach, Norbert},
  title     = {Innovatie, Proces of Project?},
  series = {"PEM" (De beste Artikelen uit de buitenlandse Vaktijdschriften)},
  journal   = {"PEM" (De beste Artikelen uit de buitenlandse Vaktijdschriften)},
  number    = {2},
  pages     = {57 -- 65},
  year      = {1998},
  language  = {en}
}
@article{Nakamura1998,
  author    = {Nakamura, S.},
  title     = {Acceleration of polarized electrons in ELSA},
  series = {Nuclear Instruments and Methods in Physics Research Section},
  journal   = {Nuclear Instruments and Methods in Physics Research Section},
  number    = {A 411},
  pages     = {93 -- 106},
  year      = {1998},
  language  = {en}
}