The oil crisis : end of an era 2026-02-16T00:33:46+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Manoharan, S. (Seeniappan), 1939- (S. Chand, 1974)