著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "木島, 正明",Representation of transition probabilities of the M/M/1 queues in terms of the busy period density,,University of Tsukuba,1989,Research report,,,,https://cir.nii.ac.jp/crid/1130282272966801280