Polshkov, Mikhail and George Keller: books & textbook
Prikladnaya Geofizika Exploration Geophysics (English Translations) Volume 47
Polshkov, Mikhail and George Keller: Polshkov, Mikhail and George Keller:
New York: Consultants Bureau 1968. /1968T Paperback / 154 Pages
Prikladnaya Geofizika Exploration Geophysics (English Translations) Volume 49
Mikhail K. Polshkov George V. Keller
New York Consultants Bureau /1968-01-01 Paperback / 166 Pages
