Etiqueta de registo: 00255nx b2200085 45
001 164854
095 ## $aPTBN00131989
100 ## $a19950211apory0103 ba
102 ## $aUS
152 ## $aRPC
210 12 $aConference on Qualitative Theory of Nonlinear Differential and Integral Equations,$eWisconsin,$f1968
801 #0 $aPT$bBN
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