@article{CSIS_2017_14_3_a17,
     author = {Wei Wang and Guodong Xin and Bailing Wang and Junheng Huang and Yang Liu},
     title = {Sentiment information {Extraction} of comparative sentences based on {CRF} model},
     journal = {Computer Science and Information Systems},
     publisher = {mathdoc},
     volume = {14},
     number = {3},
     year = {2017},
     url = {http://geodesic.mathdoc.fr/item/CSIS_2017_14_3_a17/}
}