Conducting educational research 2026-02-16T07:01:57+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Tuckman, Bruce W., 1938- (Harcourt Brace Jovanovich, 1972)