000 00303nam a2200133Ia 4500
005 20251003125903.0
008 251003s9999 xx 000 0 und d
082 _a623.7469
100 _aCai Guowei
245 0 _aUnmanned Rotorcraft Systems
260 _bSpringer
_c2011
300 _a269
942 _cBK
999 _c40351
_d40351