@article {Shinohara:28 June 2000:0304-3975:191, author = "Shinohara T.", author = "Arimura H.", title = "Inductive inference of unbounded unions of pattern languages from positive data", journal = "Theoretical Computer Science", volume = "241", year = "28 June 2000", abstract = "", pages = "191-209(19)", url = "http://www.ingentaconnect.com/content/els/03043975/2000/00000241/00000001/art00270" doi = "doi:10.1016/S0304-3975(99)00270-4" }