"Ferran  Hurtado,Matias  Korman,Marc  van Kreveld,Maarten L?ffler,Vera  Sacrist?n,Akiyoshi Shioura,Rodrigo Silveira,Bettina  Speckmann,Takeshi Tokuyama","Colored Spanning Graphs for Set Visualization",,"Computational geometry",,"Vol. 68",,"pp. 262-276",2018,Mar.
"Shun Fukuda,Akiyoshi Shioura,Takeshi Tokuyama","Buyback problem with discrete concave valuation functions",,"Discrete Optimization",,"Vol. 26",,"pp. 78-96",2017,Nov.