| #271 | Chemický průmysl. -- Praha : Economia a.s., 1951-1998. -- ISSN 0009-2789 |
| #272 | Chip. -- Praha : Vogel Burda Communications, 1991-. -- ISSN 1210-0684 |
| #273 | Chronique de la recherche minière. -- Parie : Bureau de Recherches Geologiques et Minieres, 1977-2002. -- ISSN 0182-564X |
| #274 | IBM-Nachrichten. -- Stuttgart : IBM Deutschland, 1951-1996. -- ISSN 0018-8662 |
| #275 | IBM systems journal. -- New York : International Business Machines Corp., 1962-2008. -- ISSN 0018-8670 |
| #276 | IEEE computer graphics and applications. -- New York : IEEE Computer Society, 1981-. -- ISSN 0272-1716 print. -- ISSN 1558-1756 online |
| #277 | IEEE transactions on magnetics. -- New York : Institute of Electrical and Electronics Engineers, 1965-. -- ISSN 0018-9464 print. -- ISSN 1941-0069 online |
| #278 | IEEE transactions on power systems. -- New York : Institute of Electrical and Electronics Engineers, 1986-. -- ISSN 0885-8950 print. -- ISSN 1558-0679 online |
| #279 | IEEE transactions on reliability. -- New York : Institute of Electrical and Electronics Engineers, 1963-. -- ISSN 0018-9529 print. -- ISSN 1558-1721 online |
| #280 | IEEE transactions on systems, man, and cybernetics. -- New York : Institute of Electrical and Electronics Engineers, 1971-1995. -- ISSN 0018-9472 |