@inproceedings{voorhees-2005-using, title = "Using Question Series to Evaluate Question Answering System Effectiveness", author = "Voorhees, Ellen", editor = "Mooney, Raymond and Brew, Chris and Chien, Lee-Feng and Kirchhoff, Katrin", booktitle = "Proceedings of Human Language Technology Conference and Conference on Empirical Methods in Natural Language Processing", month = oct, year = "2005", address = "Vancouver, British Columbia, Canada", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/H05-1038/", pages = "299--306" }