@article{oai:tsukuba.repo.nii.ac.jp:00007160,
 author = {Okazaki, Masao},
 journal = {Tsukuba English Studies},
 month = {Sep},
 pages = {19--60},
 title = {<Articles>Contraction and Grammaticalization},
 volume = {21},
 year = {2002}
}