00642naa#a2200193#i#4500001001500000005001700015011001400032100004100046102000700087200016100094210007200255215001100327608002700338700002100365700002200386700001200408700001600420856001200436EN\\bibl\4705920240504130630.6##a1681-1208##a20020625b2002####ek#y0engy0150####ca##aRU1#aRare earth elements in rocks and minerals from alkaline plutons of the Kola Peninsula, NW Russia, as indicators of alkaline magma evolutioneJournal article1#aMoscowcGeophysical Center of the Russian Academy of Sciencesd2002##a22 с.##aJournal article2local#1aArzamastsevgA A#1aArzamastsevagL V#1aBeagF #1aMonterogP 4#arjes.ru