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200 1 $a<<On >>certain non harmonic Fourier expansions as eigenfunction expansions of non regular Sturm-Liouville systems$fby Benedek$gGuichal$gPanzone;
210   $aBahia Blanca$dArgentina$cIstituto di Matematica$d1974
610 0 $aOperatori differenziali
700  1$aBenedek,$bAgnes Ilona$054397
702  1$aGuichal,$bEdgardo N.
702  1$aPanzone,$bRafael
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996   $aCertain non harmonic Fourier expansions as eigenfunction expansions of non regular Sturm-Liouville systems$9345441
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