Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1994/07/25 Vol. E77-ANo. 7 ;
pp. 1117-1124 Type of Manuscript: Special Section PAPER (Special Section on Surveys of Researches in CAS Fields in the Last Two Decades, ) Category: Keyword: graph and network, coloring problem, mobile communication, channel assignment problem,