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Slut	Slutsky, Evgeny Evgenievich. ((1880-1948)).     Theory of correlation and elements of the doctrine of the curves of distribution [Текст] : manual for studing some most important methods of contemporary statistics / E.E.Slutsky ; transl. by Oskar Sheynin. — Berlin : NG Verlag, 2009. — 127 p.
ISBN 3-938417-97-8