Bibliographie der deutschen Sprach- und Literaturwissenschaft (BDSL) This link opens in a new window1985-present. The most comprehensive bibliography and index of publications on German language and literary studies. Currently there are over 330,000 citations to monographs and to articles and reviews in journals, collected studies, and newspapers. Searching is by author, treated author, treated work, title, publisher, and keyword, with limiting by date, publication type, and up to 18 thematic and chronological categories. Interface and text is in German.