Earth history and plate tectonics; an introduction to historical geology 2026-02-15T20:45:32+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Seyfert, Carl K., 1938-; Sirkin, Leslie A. (Harper & Row, 1973)