@techreport{weko_33667_1, author = "萩原,斉 and 中森,眞理雄", title = "困難な問題の双線形計画問題を用いたモデル化手法", year = "1998", institution = "株式会社構造計画研究所, 東京農工大学", number = "44(1998-MPS-019)", month = "may" }