| #6271 | Synthetic metals. -- Lausanne : Elsevier Sequoia, 1979-. -- ISSN 0379-6779 print. -- ISSN 1879-3290 online |
| #6272 | Sys admin : The journal for unix systems administrators. -- Lawrence : R & D Publications, 1992-2010. -- ISSN 1061-2688 |
| #6273 | Sysdata. -- Laufenburg : Binkert AG, 1981-. -- ISSN 0254-2226 |
| #6274 | System. -- Brno : CCB, 1999. -- ISSN 1212-4567 |
| #6275 | Systémová integrace. -- Praha : Česká společnost pro systémovou integraci, 1994-. -- ISSN 1210-9479 print. -- ISSN 1804-2716 online |
| #6276 | Systems integration business. -- Newton : Cahners Pub. Associates, 1992-. -- ISSN 1063-407X |
| #6277 | Systems Science. -- Wroclaw : Wydawnictwo Politechniki Wrocławskiej, 1975-. -- ISSN 0137-1223 |
| #6278 | Systems 3X/400 : Strategic infomration for managers of IBM midrange computers. -- Des Plaines : Hunter Publishing Limited Partnership, 1991-. -- ISSN 1055-7768 |
| #6279 | Šíp. -- Praha : Astrosat, 2005-. -- ISSN 1801-478X |
| #6280 | Škoda auto revue. -- Praha : ZOPY, 1995-2000. -- ISSN 1211-1554 |