@article{weko_16864_1, author = "Keiichirou,Kusakari", title = "On Proving Termination of Term Rewriting Systems with Higher - Order Variables", journal = "情報処理学会論文誌プログラミング(PRO)", year = "2001", volume = "42", number = "SIG07(PRO11)", pages = "35--45", month = "jul" }