@booklet {6335,
	title = {*KOGARKO, L.N., KRAMM, U., DUDKIN, O.B. and MINAKOV, F.V. 1986. Age and genesis of carbonatites of the Khibiny alkalic pluton, as inferred from rubidium-strontium isotope data. Transactions (Doklady) of the USSR Academy of Sciences, Earth Science Sections},
	year = {1986},
	note = {*KOGARKO, L.N., KRAMM, U., DUDKIN, O.B. and MINAKOV, F.V. 1986. Age and genesis of carbonatites of the Khibiny alkalic pluton, as inferred from rubidium-strontium isotope data. Transactions (Doklady) of the USSR Academy of Sciences, Earth Science Sections, 289: 196-8.}
}
