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010   $a978-1-58488-459-0
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100   $a20090119d2008----km-y0itay50------ba
101 0 $aeng
102   $aUS
105   $aa-------001yy
200 1 $aDifference methods for singular pertubation problems$fG. I. Shishkin, Lidia P. Shishkina
210   $aBoca Raton$cChapman & Hall$dc2008
215   $axiv, 393 p.$d24 cm
225 1 $aChapman & Hall/CRC monographs and surveys in pure and applied mathematics$v140
610 0 $aPerturbazione (matematica)
610 0 $aAlgebra astratta
676   $a515.39$v22
700  1$aShishkin,$bGrigory I.$0504486
701  1$aShishkina,$bLidia P.$0504487
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952   $aC-18-(140$b23541$fMA1
952   $a02 44 E 34$b8569$fFINBN
959   $aMA1
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996   $aDifference methods for singular pertubation problems$9808358
997   $aUNINA