Applied mathematical methods in theoretical physics 2026-02-16T10:28:47+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Masujima, Michio, 1949- (Wiley-VCH, 2005)