Signals, systems, and transforms 2026-02-16T06:48:40+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Phillips, Charles L.; Parr, John M.; Riskin, Eve A. (Eve Ann) (Pearson, 2014)