@article{oai:ehime-u.repo.nii.ac.jp:02001409,
 author = {蔦川, 響子 and 秋山, 正宏},
 journal = {愛媛大学教育学部紀要},
 month = {Dec},
 pages = {139--159},
 title = {The Syntax of What Time in Its "Adverbial" Use1 ?Pied-Piping, Stranding and Deletion of At?},
 volume = {68},
 year = {2021}
}