*0011604639
*008930217s1992    xx#           000 0 nob
*019  $bk
*08230$a515.3
*100  $aStraume, Eldar$_133023100
*245  $aSophus Lie og differensialligninger
*300  $aS. 171-179
*773  $tNormat$gÅrg. 40, h. 4 (1992)$x0801-3500$w(NO-LaBS)247358(tnr)
*999  $z9300152267$anorart:9300152267
^