@article{CTT100642068,
  author = {Yoichi Tomioka and Yoshiaki Kurata and Yukihide Kohira and Atsushi Takahashi},
  title = {MILP-based Efficient Routing Method with Restricted Route Structure for 2-Layer Ball Grid Array Packages},
  journal = {IEICE Trans. Fundamentals},
  year = 2009,
}

@inproceedings{CTT100574897,
  author = {Yoshiaki Kurata and Yoichi Tomioka and Yukihide Kohira and Atsushi Takahashi},
  title = {A Routing Method based on Nearest Via Assignment for 2-Layer Ball Grid Array Packages},
  booktitle = {Proc. the 15th Workshop on Synthesis And System Integration of Mixed Information technologies (SASIMI 2009)},
  year = 2009,
}

@inproceedings{CTT100566191,
  author = {倉田芳明 and 富岡洋一 and 小平行秀 and 高橋篤司},
  title = {最近傍ビア配置に基づく2層BGAパッケージ自動配線手法},
  booktitle = {電子情報通信学会技術研究報告 (VLD2008-55)},
  year = 2008,
}