000 00255nam a2200097Ia 4500
020 _a 0 7496 4406 0"
100 _aWALKER J
_93251
245 0 _aENVIRONMENTAL ISSUES AVALANCHES AND LANDSLIDES
942 _cBK
008 210805s9999 xx 000 0 und d
999 _c55567
_d55566