LEADER 00853nam0-22002531i-450- 001 990001191730403321 035 $a000119173 035 $aFED01000119173 035 $a(Aleph)000119173FED01 035 $a000119173 100 $a20000920d1987----km-y0itay50------ba 101 0 $aeng 200 1 $aSpectral Pertubations and Approximation with Numerical Experiments$fby LIMAYE B. V. 210 $aAustralia$cAustralian National University$d1987 225 1 $aProceedings of the Centre for mathematical analysis$fAustralian national University$v13 700 1$aLimaye,$bBalmohan Vishnu$056151 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001191730403321 952 $aC-40-(13$b5250$fMA1 959 $aMA1 996 $aSpectral Pertubations and Approximation with Numerical Experiments$9341547 997 $aUNINA DB $aING01