van Rijsbergen. Proceedings of the 12th annual international ACM SIGIR conference on Research and development in information retrieval. Association for Computing Machinery (ACM).
Cita Chicago (17th ed.)van Rijsbergen. Proceedings of the 12th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery (ACM).
Cita MLA (9th ed.)van Rijsbergen. Proceedings of the 12th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery (ACM).
Atenció: Aquestes cites poden no estar 100% correctes.