@inproceedings{an-etal-2025-blcu, title = "{BLCU}-{ICALL} at {BEA} 2025 Shared Task: Multi-Strategy Evaluation of {AI} Tutors", author = "An, Jiyuan and Fu, Xiang and Liu, Bo and Zong, Xuquan and Kong, Cunliang and Liu, Shuliang and Wang, Shuo and Liu, Zhenghao and Yang, Liner and Fan, Hanghang and Yang, Erhong", editor = {Kochmar, Ekaterina and Alhafni, Bashar and Bexte, Marie and Burstein, Jill and Horbach, Andrea and Laarmann-Quante, Ronja and Tack, Ana{\"i}s and Yaneva, Victoria and Yuan, Zheng}, booktitle = "Proceedings of the 20th Workshop on Innovative Use of NLP for Building Educational Applications (BEA 2025)", month = jul, year = "2025", address = "Vienna, Austria", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/acl25-workshop-ingestion/2025.bea-1.84/", pages = "1084--1097", ISBN = "979-8-89176-270-1" }