00287nas a22001097a 4500008004100000022001400041245005100055260004300106300000700149362000900156650001200165190206s9999    xx            000 0 und d  a0305-1897  aGeo abstracts. A, Landforms and the quaternary  aNorwichbGeo Abstracts Ltd.c1979-1988  av.  a1972  aGeology