@phdthesis{khan2005b,
  author = {Khan, Mansur},
  interhash = {c7ee2f8990040c537fd6b8d68d763fcf},
  intrahash = {a194f3451afc68525a0c84e83ea5e2d7},
  opac = {http://opac.bibliothek.uni-kassel.de/DB=1/PPN?PPN=178085561},
  title = {Der zweite Golfkrieg (1990 - 1991): Verteidigung des Völkerrechts oder hegemoniales Bestreben?},
  url = {http://opac.bibliothek.uni-kassel.de/DB=1/PPN?PPN=178085561},
  year = 2005
}

@phdthesis{khan2006,
  author = {Khan, Mansur},
  interhash = {5491d672533294ced3c07de57d1942ae},
  intrahash = {32ca9b38517dea9af30ad2f2050ecb27},
  opac = {http://nbn-resolving.org/urn/resolver.pl?urn=urn:nbn:de:hebis:34-2006051211576},
  title = {Der zweite Golfkrieg (1990-1991)},
  url = {http://nbn-resolving.org/urn/resolver.pl?urn=urn:nbn:de:hebis:34-2006051211576},
  year = 2006
}