Hawkins, John A. 1999. Processing complexity and filler-gap dependencies across grammars. Language 75. 244–285.
@article{hawkins1999, author = {Hawkins, John A}, journal = {Language}, key = {Hawkins 1999}, pages = {244–285}, title = {Processing complexity and filler-gap dependencies across grammars}, volume = {75}, year = {1999} }