@inproceedings{aspectextractionthroughsemisupervised,
  title = {Aspect Extraction through Semi-Supervised Modeling},
  author = {Arjun Mukherjee and Bing Liu},
  year = {2012},
  booktitle = {ACL 2012 7},
  url = {https://aclanthology.org/P12-1036},
}