Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Deza Michel and Grishukhin Viatcheslav and Deza Elena,"Cones of weighted quasi-metrics,weighted quasi-hypermetrics and of oriented cuts",Educational development,1880974X,Tokai University,2010,6,,83-110,https://cir.nii.ac.jp/crid/1570572702941166720,