Keenan, Edward L. and Comrie, Bernard. 1977. Noun phrase accessibility and universal grammar. Linguistic Inquiry 8. 63-99.
@article{Keenan-and-Comrie-1977, author = {Keenan, Edward L. and Comrie, Bernard}, journal = {Linguistic Inquiry}, number = {1}, pages = {63-99}, title = {Noun phrase accessibility and universal grammar}, volume = {8}, year = {1977} }