Richard Campbell. Using Linguistic Principles to Recover Empty Categories. In ACL. pages 645-652, 2004. [doi]
@inproceedings{Campbell04:5, title = {Using Linguistic Principles to Recover Empty Categories}, author = {Richard Campbell}, year = {2004}, url = {http://acl.ldc.upenn.edu/acl2004/main/pdf/101_pdf_2-col.pdf}, tags = {principles}, researchr = {https://researchr.org/publication/Campbell04%3A5}, cites = {0}, citedby = {0}, pages = {645-652}, booktitle = {ACL}, }