@article{RO_2020__54_1_37_0,
     author = {Roy, Balaji and Giri, Bibhas Chandra},
     title = {A three-echelon supply chain model with price and two-level quality dependent demand},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {37--52},
     publisher = {EDP-Sciences},
     volume = {54},
     number = {1},
     year = {2020},
     doi = {10.1051/ro/2018066},
     mrnumber = {4052233},
     zbl = {1437.90035},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ro/2018066/}
}