Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 山沖 勉 and 田岡 智志 and 渡邉 敏正,Extracting a Planar Spanning Subgraph of a Terminal-Vertex Graph by solving the Independent Set Problem,電子情報通信学会技術研究報告 = IEICE technical report : 信学技報,09135685,東京 : 電子情報通信学会,2000-11-17,100,449,17-24,https://cir.nii.ac.jp/crid/1520290882577556608,