@inproceedings{Liu2018d,
author = "Z. Liu and T. Wang and N. Pinkwart and S. Liu and L. Kang",
title = "An Emotion Oriented Topic Modeling Approach to Discover What Students are Concerned about in Course Forums",
year = 2018,
booktitle = "Proceedings of the 2018 IEEE 18th International Conference on Advanced Learning Technologies (ICALT)",
pages = "170-172",
doi = "10.1109/ICALT.2018.00047"
}