@article{oai:kwansei.repo.nii.ac.jp:00028607,
 author = {山田, 一美 and Yamada, Kazumi},
 issue = {23},
 journal = {言語と文化},
 month = {Mar},
 pages = {35--48},
 title = {Null Arguments in Intermediate L3 German : The Role of L1},
 year = {2020}
}