В.Б.Выркин & Л.А.Выркина & Ю.В.Полюшкين (...)

Физическая география (1)

Dinah Zike & Jerome A. Jackson, PhD & Lucy Daniel, PhD & Whitaker Eminent Scholar in Science Program Director Center ... & Technology Education Florida Gulf Coast University Fort Meyers, ... (...)

Paleontology (1)

Z.C.Lunnon & P.A.F. Christie & R.S.White (...)

Geomagnetism and high atmospheric layers (1)

Е. М. Сергеев

Минералогия (1)