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

Technique and technology of exploration works (1)

G.E. Hilley & I. Mynatt & D.D. Pollard (...)

Geological and geophysical studies of the deep structure of the Earth (1)

J.C.A. Wevers

Theoretical Geography (1)

Биога Г.А. & Втора В.Е. & Первы Б.В. & Вагне В.А. & Естествознани Ю.В. & Говоря С.С. (...)

Астрофизика (1)