The Ring Tree Facility Location Problem. - Fabio Henrique N. Abe; Edna Ayako Hoshino; Alessandro Hill (Electron. Notes Discret. Math., 2015)

A Branch-and-Price Algorithm for the Ring-Tree Facility Location Problem. - Fabio Henrique N. Abe; Edna Ayako Hoshino; Alessandro Hill; Roberto Baldacci (LAGOS, 2019)