Mathematical structures for computer science : a modern approach to discrete mathematics 2026-02-15T19:39:48+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Gersting, Judith L. (W.H. Freeman and Co., 2007)