00474nam a2200145Ia 450000100060000000800410000602000070004704000130005408200270006710000190009424501400011326000580025330000100031154600070032167589150604s9999    xx            000 0 und d  aNA  cPK-LaUMT  aMAL 304.8943073bHOF-T  aHoffmann, Rolf  aTrends in mobility of scientists and engineers between the Federal Republic of Germany and the United States of AmericacHoffmann, Rolf  aNC,Germany:bAlexander von Humboldt Foundation,c1988  a44 p.  aEN