@article{weko_11486_1, author = "Takeo,Yamada and Seiji,Kataoka and Kohtaro,Watanabe", title = "Heuristic and Exact Algorithms for the Disjunctively Constrained Knapsack Problem", journal = "情報処理学会論文誌", year = "2002", volume = "43", number = "9", pages = "2864--2870", month = "sep" }