"cambrien précambrien Europe orientale." . . "From 500 million to 5 billion years ago" . . "Paleontologia Europa Wschodnia." . . "Paleontologia Europa Środkowo-Wschodnia." . . . . "Europa de l'Est." . . "Institut geologicheskilch nauk (Akademii︠a︡ nauk SSSR)" . . "Kambr Europa Środkowo-Wschodnia." . . "Paleontologia." . . "Europa de l'Est." . . . . . . "Upper Precambrian and Cambrian palaeontology of the East-European platform : contribution of the Soviet-Polish Working Group on the Precambrian-Cambrian boundary problem"@en . . "IGCP Project 29"@en . . "Upper precambrian and cambrian palaeontology of the East-European platform : contributions of the Soviet-Polish working group on the precambrian-cambrian boundary problem" . . . . "UPPER precambrian and cambrian palaeontology of the east-european platform" . . "Upper Precambrian and Cambrian palaeontology of the East-European platform : contribution of the Soviet-Polish working group on the Precambrian-Cambrian boundary problem" . . . . . . . "Upper Precambrian and Cambrian palaeontology of the East-European platform"@en . "Upper Precambrian and Cambrian palaeontology of the East-European platform" . . . . . . . . "Upper precambrian and cambrian palaeontology of the East-European Platform : contribution of the Soviet-Polish working group on the precambrian-cambrian boundary problem" . . . . . . . . . "Upper precambrian and cambrian palaeontology of the east-european platform : contribution of the Soviet-Polish working group on the precambrian-cambrian boundary problem ; english version" . . . . . . . . . "Upper precambrian and cambrian palaeontology of the east-european platform" . . . . "Paleontologiâ Verhnedokembrijskih i Kembrijskih otloženij Vostočno-Evropejskoj platformy" . . . . . . . . . . . . . . . "Upper precambrian and cambrian palaeontology of the East-European platform : contribution of the Soviet-Polish working group on the precambrian-cambrian boundary problem" . "Cambrià." . . "Paléontologie Précambrien." . . "Prekambr." . . "Cambrià (Període)" . . "Kambr." . . "Paléontologie Pologne." . . "Paléontologie Cambrien." . . "Paléontologie URSS." . .