| Primary | Blitzer, John and Dredze, Mark and Pereira, Fernando. (2007) Biographies, Bollywood, Boom-boxes and Blenders: Domain Adaptation for Sentiment Classification ACL-2007. |
| Supplementary | Bollegala, Danushka and Weir, David and Carroll, John (2011). Using Multiple Sources to Construct a Sentiment Sensitive Thesaurus for Cross-Domain Sentiment Classification. ACL 2011. |
| Supplementary | He, Yulan and Lin, Chenghua and Alani, Harith (2011). Automatically Extracting Polarity-Bearing Topics for Cross-Domain Sentiment Classification. ACL-2011. |