Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Keita Yamane,Downward-sloping linear supply function equilibrium in duopoly,Journal of Project Management,2371-8366,Growing Science,2018-01-01,,,151-156,https://cir.nii.ac.jp/crid/1871709542688967040,https://doi.org/10.5267/j.jpm.2018.2.002