LEADER 01398nam a2200385 i 4500 001 991001321009707536 005 20020507191315.0 008 940728s1985 us ||| | eng 020 $a0273086456 035 $ab10831198-39ule_inst 035 $aLE01310473$9ExL 040 $aDip.to Matematica$beng 082 0 $a515.353 084 $aAMS 35D99 084 $aAMS 35G10 084 $aAMS 35G15 084 $aAMS 35J 084 $aAMS 35L55 084 $aAMS 35M05 (1985) 084 $aQA377 100 1 $aHua, Loo-Keng$0346087 245 10$aSecond-order systems of partial differential equations in the plane /$cHua Loo Keng, Lin Wei, Wu Ci-Quian 260 $aBoston :$bPitman Publishing,$c1985 300 $a291 p. :$bill. ;$c24 cm. 490 0 $aPitman research notes in mathematics series, ISSN 02693674 ;$v128 500 $aIncludes bibliographies 650 4$aPartial differential equations 700 1 $aLin, Wei$eauthor$4http://id.loc.gov/vocabulary/relators/aut$0736504 700 1 $aWu, Ci-Quian 907 $a.b10831198$b23-02-17$c28-06-02 912 $a991001321009707536 945 $aLE013 35J HUA11 (1985)$g1$i2013000002019$lle013$o-$pE0.00$q-$rl$s- $t0$u1$v0$w1$x0$y.i10939969$z28-06-02 996 $aSecond-order systems of partial differential equations in the plane$91455966 997 $aUNISALENTO 998 $ale013$b01-01-94$cm$da $e-$feng$gus $h0$i1