Main concepts in Quantitative Analysis \ 2026-02-16T12:15:55+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Abu Dayyih, Wael A.; Mallah, Eyad M.; Mallah, Mohammed F. (Darkonoz, 2013)