Books (1738) E-Books (733) Articles (Online) (15365) OpenAccess-fulltext (14228) more... Bookchapter (Print) (414) Thesis (134) Articles (Print) (854) Thesis (Online) (178) Journals (Print) (31) Sheet music (115) Bookchapter (Online) (1044) Newspaper/Journal (Microform) (1) Video (DVD/CD) (9) Journals (Online) (2) Audio (DVD/CD) (1) Audio (Online) (89) Video (Online) (6) less...
german (5848) english (23162) more... russian (49) french (685) latin (87) italian (16) spanish (235) polish (8) portuguese (403) danish (3) dutch (14) swedish (7) less...