Ralph M. Feather Jr., PhD, Assistant Professor Geoscience Department ... & Susan Leach Snyder, Retired Teacher, Consultant Jones Middle ... & Dinah Zike, Educational Consultant Dinah-Might Activities, Inc., ... (...)

Lithology (1)

V. A. ШРШЕЙШ & Ю. А. НОШАТОВ & Л. Л. БОКИЙ (...)

Гидрогеология (1)

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

Technique and technology of exploration works (1)

S. Bigi & L. Di Paolo & L. Vadacca & G. Gambardella (...)

Neotectonics and Tectonics and Seismology (1)