LEADER 01147nam0-22003491i-450- 001 990001438150403321 010 $a0-8218-1958-X 035 $a000143815 035 $aFED01000143815 035 $a(Aleph)000143815FED01 035 $a000143815 100 $a20000920d1999----km-y0itay50------ba 101 0 $aeng 200 1 $aSYMMETRIES and conservation laws for differential equations of mathematical physics$fI. S. Krasil'shchik, A. M. Vinogradov editors 210 $aProvidence (RI)$cAmerican Mathematical Society$dc1999 225 1 $aTranslations of mathematical monographs$v182 610 0 $aTeoria geometrica 610 0 $aEquazioni differenziali$aSoluzioni numeriche 676 $a530.15 702 1$aKrasil'shchik,$bIosif Semenovich 702 1$aVinogradov,$bAleksandr Mihailovic 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001438150403321 952 $aC-29-(182$b16959$fMA1 959 $aMA1 962 $a35A30 962 $a58F07 962 $a58F05 996 $aSYMMETRIES and conservation laws for differential equations of mathematical physics$9374478 997 $aUNINA DB $aING01