Cross-Language Evaluation Forum. Workshop, SpringerLink (Online service), & Peters, C. (2002). Evaluation of cross-language information retrieval systems: Second Workshop of the Cross-Language Evaluation Forum, CLEF 2001, Darmstadt, Germany, September 3-4, 2001 : revised papers. Springer.
Chicago Style (17th ed.) CitationCross-Language Evaluation Forum. Workshop, SpringerLink (Online service), and C. Peters. Evaluation of Cross-language Information Retrieval Systems: Second Workshop of the Cross-Language Evaluation Forum, CLEF 2001, Darmstadt, Germany, September 3-4, 2001 : Revised Papers. Berlin ; New York: Springer, 2002.
MLA (9th ed.) CitationCross-Language Evaluation Forum. Workshop, et al. Evaluation of Cross-language Information Retrieval Systems: Second Workshop of the Cross-Language Evaluation Forum, CLEF 2001, Darmstadt, Germany, September 3-4, 2001 : Revised Papers. Springer, 2002.