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*1001 $aReikerås, Elin Kirsti Lie$d1964-$0(NO-TrBIB)90534125$4aut$_40897700
*24510$aAre weak mathematical skills in early age a sign of later difficulties in mathematics? :$bwhat do we know and what are we seeking?$cElin K. Reikerås
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*7730 $tSpecial needs education in mathematics$dKristiansand : Portal, cop. 2013$z9788292712986$w991406074554702201
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