Vietnamese NLP toolkit: Tokenizer, Sentence detector, POS tagger, Phrase chunker Citation If you use vTools for research, then please cite the following paper: @article{tran2013vtools, title={vTools: Chunker and Part-of-Speech tools}, author={Mai-Vu Tran, Duc-Trong Le}, journal={RIVF- VLSP 2013 Workshop}, year={2013} }