@article{oai:tsukuba.repo.nii.ac.jp:00024018,
 author = {Saito, Shinji and Okazaki, Masao and Shimada, Masaharu},
 journal = {Tsukuba English Studies},
 month = {Aug},
 pages = {267--269},
 title = {<Reports on the Ninth Annual Meeting of the Tsukuba English Linguistic Society> Toward a Theory of Word Order Change : Parameter Percolation Principle},
 volume = {8},
 year = {1989}
}