@inproceedings{toutanova2003optimizing,
 author = {Kristina Toutanova and Mark Mitchell and Christopher D. Manning},
 booktitle = {14th European Conference on Machine Learning (ECML 2003)},
 title = {Optimizing Local Probability Models for Statistical Parsing},
 url = {https://nlp.stanford.edu/pubs/toutanova2003optimizing.pdf},
 year = {2003}
}