Precambrian of the northern hemisphere and general features of early geological evolution /
Salop, L. J.
Young, G. M.
Amsterdam Oxford Elsevier
1977
Two fold. sheets ([3]sides) in pocket
Translation of: 'Obshchaia stratigraficheskaia shkala dokembriia'. Leningrad : Nedra, 1973
Bibliography: p.329-360. - Includes index
Geology, Stratigraphic