00522     2200193   4500001002100000005001500021035002000036008004100056245006300097100001600160260003300176300002800209020001500237084001400252082000800266650002600274990001400300990001400314INLIS00000000000147720260706030708  a0010-0317001475260706                           0      1 aBoundary value problems and partial differential equations  aHumi, Mayer  bPWS - Kent Publishing,c1992  ax, 337 [5]hlm. ;c24 cm  a0534928803  a510 Hum b  a510  apersamaan diferensial  a300143796  a300098896