Classification of Study Region in Environmental Science Abstracts Jared Willett author Timothy Baldwin author David Martinez author Angus Webb author 2012-12 text Proceedings of the Australasian Language Technology Association Workshop 2012 Paul Cook editor Scott Nowson editor Dunedin, New Zealand conference publication willett-etal-2012-classification https://aclanthology.org/U12-1016/ 2012-12 118 122