000 00271nam a2200121Ia 4500
005 20241213175254.0
008 241213s9999 xx 000 0 und d
100 _aI U C N
245 0 _aRed Data Book - Aves
260 _aSwitzerland
260 _bI U C N
260 _c1979
999 _c47945
_d47945