000 00320nam a2200121Ia 4500
008 220201s1969 xx 000 0 eng d
082 _a629.13
100 _aVeubeke, B Fraeiys De
245 0 _aAdvances problems & methods for space filght optimization
260 _bPergamon Press
_c1969
300 _a292
942 _2ddc
999 _c78222
_d78222