LEADER 01253nam a2200325 i 4500 001 991001320739707536 005 20020507191312.0 008 981020s1998 us ||| | eng 020 $a0821808575 035 $ab10831150-39ule_inst 035 $aLE01310469$9ExL 040 $aDip.to Matematica$beng 082 0 $a515.353 084 $aAMS 35J15 084 $aAMS 35K10 084 $aLC QA377.L3513 100 1 $aLandis, Evgenii Mikhailovich$066514 245 10$aSecond order equations of elliptic and parabolic type /$cE. M. Landis 260 $aProvidence, R.I. :$bAmerican Mathematical Society,$cc1998 300 $axii, 203 p. :$bill. ;$c26 cm 490 0 $aTranslations of mathematical monographs,$x0065-9282 ;$v171 500 $aIncludes bibliographical references (p. 199-202) and index 650 0$aElliptic differential equations 650 0$aParabolic differential equations 907 $a.b10831150$b23-02-17$c28-06-02 912 $a991001320739707536 945 $aLE013 35J LAN11 (1998)$g1$i2013000102368$lle013$o-$pE0.00$q-$rl$s- $t0$u3$v0$w3$x0$y.i10939921$z28-06-02 996 $aSecond order equations of elliptic and parabolic type$9377629 997 $aUNISALENTO 998 $ale013$b01-01-98$cm$da $e-$feng$gus $h0$i1