A reduction approach to the repeated assignment problem. - Daisuke Yokoya; Cees W. Duin; Takeo Yamada (Eur. J. Oper. Res., 2011)

A mathematical programming approach to the construction of BIBDs. - Daisuke Yokoya; Takeo Yamada (Int. J. Comput. Math., 2011)

An Improved Reduction Method for the Robust Optimization of the Assignment Problem. - Byungjun You; Daisuke Yokoya; Takeo Yamada (Asia Pac. J. Oper. Res., 2012)