Mechanics of materials, SI version 2026-02-17T02:50:15+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Popov, E. P. (Egor Paul), 1913-; Nagarajan, Sammurthy (Prentice-Hall, 1978)