We present a two-phase heuristic for designing a capacitated degree constrained min sum arborescence. For a given directed graph G(V,E) where V={0, 1,…,n} with nonnegative costs Cij for each (i,j)

The continuous rise in environmental awareness has affected several aspects of the global economy, including supply chain management. Traditionally, supply chains are designed and operated in a way that minimizes costs and increases profitability; however, this is not sufficient nowadays. It is...