TY  - JOUR 
T1  - MATH-HEURISTIC FOR THE CAPACITATED TWO-ECHELON VEHICLE ROUTING PROBLEM
JO  - Pesquisa Operacional
A1  - Guimarães, José Carlos Fontoura
A1  - Cunha, Claudio Barbieri da
SN  - 0101-7438
UL  - 10.1590/0101-7438.2023.043.00270829
VL  - 43 
Y1  - 2023
PB  - Brasil 
ER  -