@inproceedings{weko_135177_1, author = "鴫谷,良人 and 松田,郁夫", title = "多階層有向グラフの自動配置について 2", booktitle = "全国大会講演論文集", year = "1999", volume = "第58回", number = "ソフトウェア科学・工学", pages = "325--326 ", month = "mar" }