@article{weko_18495_1,
   author	 = "Cong,Vo and Akiko,Takeda and Masakazu,Kojima",
   title	 = "A Multilevel Parallelized Hybrid Branch and Bound Algorithm for Quadratic Optimization",
   journal	 = "情報処理学会論文誌コンピューティングシステム（ACS）",
   year 	 = "2004",
   volume	 = "45",
   number	 = "SIG06(ACS6)",
   pages	 = "186--196",
   month	 = "may"
}