PAUL T. WILLIAMS

Hydrogeology (1)

Michael Commer & Gregory A Newman & James J. Carazzone & Thomas A. Dickens (...)

Общая геофизика (1)

Ланге О.К. & Каменского Г.И. & Нестерова Н.С. (...)

Вопросы астрономии (1)

Deepak C. Srivastava & Vipul Rastogi & Rajit Ghosha (...)

Observatories. Instruments, devices and methods of astronomical observations (1)