@article{weko_13592_1, author = "Toru,Kato and Masaki,Murakami", title = "An OR - compositional Semantics of GHC for Programs with Perpetual Processes", journal = "情報処理学会論文誌", year = "1996", volume = "37", number = "8", pages = "1497--1505", month = "aug" }