International Geological Congress : report of the twenty-third session, Czechoslovakia, 1968. Proceedings of section 4, Geology of pre-cambrian - International Geological Congress 1968 : Praha, Česko); Hejtman, Bohuslav, 1911-2000 (Prague : Academia, 1968)
Keywords: prekambrium; regionální geologie; Precambrian; regional geology; sborníky konferencí; proceedings of conferences