| #921 | Lancom : časopis pro počítačové sítě a počítačovou komunikaci. -- Praha : Lancom, 1991-2002. -- ISSN 1210-2997 |
| #922 | Language resources and evaluation. -- Dordrecht : Springer, 2005-. -- ISSN 1574-020X print. -- ISSN 1572-0218 online |
| #923 | LANs & internetworking. -- New York : McGraw-Hill, 1992-. -- ISSN 1082-2879 |
| #924 | Learning, media and technology. -- Abingdon : Routledge Journals, 2005-. -- ISSN 1743-9884 print. -- ISSN 1743-9892 online |
| #925 | Lebanon information technology report. -- London : Business Monitor International, 2006-. -- ISSN 1752-427X |
| #926 | Lecture notes in computer science. -- Heidelberg ; Berlin : Springer, 1973-. -- ISSN 0302-9743 print. -- ISSN 1611-3349 online |
| #927 | Legal knowledge and information systems. -- London : Springer-Verlag, 1999-. -- ISSN 0219-1377 print. -- ISSN 0219-3116 online |
| #928 | Level. -- Praha : Vogel Burda Communications, 1995-. -- ISSN 1211-068X |
| #929 | Library hi tech. -- Ann Arbor : Pierian Press, 1983-. -- ISSN 0737-8831 |
| #930 | Lightwave Europe. -- Upshire : PennWell Advanced Technology Division, 2002-2003. -- ISSN 1477-5069 |