@article{RO_2019__53_1_339_0, author = {Tilahun, Surafel Luleseged}, title = {Convex {Grey} {Optimization}}, journal = {RAIRO - Operations Research - Recherche Op\'erationnelle}, pages = {339--349}, publisher = {EDP-Sciences}, volume = {53}, number = {1}, year = {2019}, doi = {10.1051/ro/2018088}, zbl = {1414.90273}, mrnumber = {3912471}, language = {en}, url = {http://www.numdam.org/articles/10.1051/ro/2018088/} }