[1] Sajjad Mohseni Andargoli, Abdollah Arasteh, Ali Divsalar، "Location-Routing Problem for the multi-depot three-echelon network with smart lockers" ، The 16th International Conference of Iranian Operations Research Society، 1402، Iran .

[2] Ghazaleh Kordi, Ali Divsalar, Saeed Emami، "A Multi-Objective Optimization Model for Peritoneal Dialysis Home Healthcare" ، 6th international conference on industrial and systems engineering، 1399، Iran .

[3] Ali Divsalar, Saeed Emami, Pieter Vansteenwegen، "A Lagrange Relaxation for the Orienteering Problem with Hotel Selection and Time Windows" ، Annual Workshop of the EURO Working Group on Vehicle Routing and Logistics optimization (VeRoLog)، 1396، Netherlands .

[4] Ghazaleh Divsalar, Armin Jabarzadeh, Ali Divsalar, Hadi Sahebi، "A multi-objective approach for the multi modal green tourist trip design problem" ، 14th international industrial engineering conference، 1396، Iran .