@inproceedings{ryu-etal-2010-acquisition, title = "The Acquisition of Imperfective Aspect Marking in {K}orean as a Second Language by {J}apanese Learners", author = "Ryu, Ju-yeon and Horie, Kaoru and Shirai, Yasuhiro", editor = "Otoguro, Ryo and Ishikawa, Kiyoshi and Umemoto, Hiroshi and Yoshimoto, Kei and Harada, Yasunari", booktitle = "Proceedings of the 24th Pacific Asia Conference on Language, Information and Computation", month = nov, year = "2010", address = "Tohoku University, Sendai, Japan", publisher = "Institute of Digital Enhancement of Cognitive Processing, Waseda University", url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/Y10-1078/", pages = "677--684" }