Neil Schlager & Joseph E. Trumpey & Michael Hutchins & William E. Duellman (...)

Paleontology (1)

R. Caputo & M.E. Poli & A. Zanferrarib (...)

Neotectonics and Tectonics and Seismology (1)

Неизвестный

Геология месторождений угля, битуминозных пород и торфа (1)

David Fountain & Richard Smith & Tom Payne & Jean Lemieux (...)

Technique and technology of exploration works (1)