00361nam a2200133Ia 4500001000500000005001700005008004100022020001500063082001600078100001600094245007600110260001300186650002800199308520261006003657.0120911s9999    xx            000 0 und d  a0534986285  a515.353 HUM  aHumi, Mayer  aBoundary value problems and partial differential equations / Mayer Humi  aPws Kent  aBoundary value problems