沼田晃一, 板垣啓四郎. La industrializacion del tomate mediante la fusion de la agricultura con poco insumo y la industria con valor agregado. Caso Icatom(Ica, Peru). CIENCIA y DESARROLLO. 2012. 15. 2. 63-77
Keishiro Itagaki. Tourism Development Viewed from Food, Agriculture and Rural Area. Journal of Tourism Sciences. 2012. 4. 4. 69-71
Takahiro Yoshida, Keishiro Itagaki. Opportunity and Challenge to Increased Demand for Local Soybean in Japan. Journal of Agricultural Development Studies. 2012. 22. 3. 34-39