@booklet {5973,
	title = {KRIVDIK, S.G. and TKACHUK, V.I. 1986. Formational classification of the alkaline rocks of the Ukrainian shield. Tezisy Dokladov VII Vesesoyuznogo Petrograficheskogo Obshchestva. Novosibirsk, 85-7.},
	year = {1986},
	note = {KRIVDIK, S.G. and TKACHUK, V.I. 1986. Formational classification of the alkaline rocks of the Ukrainian shield. Tezisy Dokladov VII Vesesoyuznogo Petrograficheskogo Obshchestva. Novosibirsk, 85-7.}
}
