-Angelelli, E. and Mansini, R. (2002) "The vehicle routing problem with time windows and simultaneous pick-up and delivery. In: Lecture Notes in Economics and Mathematical Systems", Springer, Germany, pp. 249–267.
-Barreto, S., Ferreira, C., Paixao, J. and Sousa Santos, B. (2007) "Using clustering analysis in a capacitated location-routing problem", European Journal of Operational Research, Vol. 179, pp. 968-977.
-Belenguer, J. M., Benavent, E., Prins, C., Prodhon, C. and Wolfler-Calvo, R. (2011) "A Branch-and-cut method for the Capacitated Location-Routing Problem", Computers and Operations Research, Vol. 38 pp. 931-941.
-Bouhafs, L., Hajjam, A. and Koukam, A. (2010) "A hybrid heuristic approach to solve the capacitated vehicle routing problem", Journal of Artificial Intelligence: Theory and Application, Vol. 1, No. 1, pp. 31-34.
-Catay, B. (2010) "A new saving-based ant algorithm for the Vehicle Routing Problem with Simultaneous Pickup and Delivery", Expert Systems with Applications, Vol. 37, pp. 6809–6817.
-Derbel, H., Jarboui, B., Hanafi, S. and Chabchoub, H. (2012) "Genetic algorithm with iterated local search for solving a location-routing problem", Expert Systems with Applications, Vol. 39, pp. 2865-2871.
-Dorigo, M. and Gambardella, L. M. (1996) "A study of some properties of ant-Q", PPSN, springer-Verlag, Berlin, pp. 656-665.
-Drexl, M. and Schneider, M. (2015) "A survey of variants and extensions of the location-routing problem", European Journal of Operational Research, Vol. 241, No. 2, pp. 283-308.
-Duhamel, C., Lacomme, P., Prins, C. and Prodhon C. (2010) "A GRASP×ELS approach for the capacitated location-routing problem", Computers & Operations Research, Vol. 37, pp. 1912-1923.
-Escobar, J. (2014) "Heuristic algorithms for the capacitated location-routing problem and the multi-depot vehicle routing problem", 4OR, Vol. 12, No. 1, pp. 99-100.
-Ghatreh Samani, M. and Hosseini-Motlagh, S.-M. (2017) "A hybrid algorithm for a two-echelon location- routing problem with simultaneous pickup and delivery under fuzzy demand", International Journal of Transportation Engineering, Vol. 5, No. 1, pp. 59-85.
-Huang, S.-H. (2015) "Solving the multi-compartment capacitated location routing problem with pickup–delivery routes and stochastic demands", Computers & Industrial Engineering, Vol. 87, pp. 104-113.
-Karaoglan, I., Altiparmak, F., Kara, I. and Dengiz, B. (2011) "A branch and cut algorithm for the location-routing problem with simultaneous pickup and delivery", European Journal of Operational Research, Vol. 211, pp. 318-332.
-Karaoglan, I., Altiparmak, F., Kara, I. and Dengiz, B. (2012) "The location-routing problem with simultaneous pickup and delivery: Formulations and a heuristic approach", Omega, Vol. 40, No. 4, pp. 465-477.
-Laporte, G. (1988) "Location-routing problems. Vehicle Routing: Methods and Studies", B. L. In: Golden, Assad, A.A. (Eds.). North-Holland, Amsterdam, pp. 163–198.
-Lopes, R. B., Ferreira, C. and Santos, B. S. (2016) "A simple and effective evolutionary algorithm for the capacitated location–routing problem", Computers & Operations Research, Vol. 70, pp. 155-162.
-Manzour-al-Ajdad, S. M. H., Torabi, S. A. and Salhi, S. (2012) "A hierarchical algorithm for the planar single-facility location routing problem", Computers & Operations Research, Vol. 39, pp. 461-470.
-Marinakis, Y. and Marinaki, M. (2008) "A Particle Swarm Optimization Algorithm with Path Relinking for the Location Routing Problem", Journal of Mathematical Modelling and Algorithm, Vol. 7, pp. 59–78.
-Min, H., Jayaraman, V. and Srivastava, R. (1998) "Combined location-routing problems: A synthesis and future research directions", European Journal of Operational Research, Vol. 108, pp. 1–15.
-Nadizadeh, A. (2017) "The fuzzy multi-depot vehicle routing problem with simultaneous pickup and delivery: Formulation and a heuristic algorithm", International Journal of Industiral Engineering & Producion Research, Vol. 28, No. 3, pp. 325-345.
-Nadizadeh, A. and Kafash, B. (2017) "Fuzzy capacitated location-routing problem with simultaneous pickup and delivery demands", Transportation Letters, DOI:
10.1080/19427867.2016.1270798.
-Nadizadeh, A. and Hosseini Nasab, H. H. (2014) "Solving the dynamic capacitated location-routing problem with fuzzy demands by hybrid heuristic algorithm", European Journal of Operational Research, Vol. 238, No. 2, pp. 458-470.
-Nadizadeh, A., Sadegheih, A. and Sabzevari Zadeh, A. (2017) "A hybrid heuristic algorithm to solve capacitated location-routing problem with fuzzy demands", International Journal of Industrial Mathematics, Vol. 9, No. 1, pp. 1-20.
-Nadizadeh, A., Sahraeian, R., Sabzevari Zadeh, A. and Homayouni, S. M. (2011) "Using greedy clustering method to solve capacitated location-routing problem", African Journal of Business Management, Vol. 5, No. 17, pp. 7499-7506.
-Nagy, G. and Salhi, S. (2007) "Location-routing: Issues, models and methods", European Journal of Operational Research, Vol. 177, pp. 649-672.
-Prins, C., Prodhon, C. and Wolfler Calvo, R. (2006) "Solving the capacitated location-routing problem by a GRASP complemented by a learning process and a path relinking", Operational Research Quarterly, Vol. 4, pp. 221-238.
-Prodhon, C. and Prins, C. (2014) "A survey of recent research on location-routing problems", European Journal of Operational Research,
Vol. 238, No. 1, pp. 1-17.
-Rahmani, Y., Cherif-Khettaf, W. R. and Oulamara, A. (2015) "A local search approach for the two–echelon multi-products location–routing problem with pickup and delivery", IFAC-Papers On Line, Vol. 48, No. 3, pp. 193-199.
-Rahmani, Y., Ramdane Cherif-Khettaf, W. and Oulamara, A. (2016) "The two-echelon multi-products location-routing problem with pickup and delivery: formulation and heuristic approaches", International Journal of Production Research, Vol. 54, No. 4, pp. 999-1019.
-Rath, S. and Gutjahr, W. J. (2014) "A math-heuristic for the warehouse location–routing problem in disaster relief", Computers & Operations Research, Vol. 42, pp. 25–39.
-Salhi, S. and Nagy, G. (1999) "Consistency and robustness in location routing", Studies in Locational Analysis, Vol. 13, pp. 3-19.
-Salhi, S. and Rand, G. K. (1989) "The effect of ignoring routes when locating depots", European Journal of Operational Research, Vol. 39, pp. 150–156.
-Tavakkoli-Moghaddam, R., Razie, Z. and Tabrizian, S. (2016) "Solving a Bi-Objective Multi-Product Vehicle Routing Problem with Heterogeneous Fleets under an Uncertainty Condition", International Journal of Transportation Engineering, Vol. 3, No. 3, pp. 207-225.
-Wang, X. and Li, X. (2017) "Carbon reduction in the location routing problem with heterogeneous fleet, simultaneous pickup-delivery and time windows", Procedia Computer Science, Vol. 112, pp. 1131-1140.
-Webb, M. H. J. (1968) "Cost functions in the location of depots for multiple delivery journeys", Operational Research Quarterly, Vol. 19, No. 3, pp. 311-320.
-Yang, J. and Sun, H. (2015) "Battery swap station location-routing problem with capacitated electric vehicles", Computers & Operations Research, Vol. 55, pp. 217-232.
-Yu, V. F. and Lin, S.-W. (2014) "Multi-start simulated annealing heuristic for the location routing problem with simultaneous pickup and delivery", Applied Soft Computing, Vol. 24, pp. 284-290.
-Yu, V. F. and Lin, S.-Y. (2016) "Solving the location-routing problem with simultaneous pickup and delivery by simulated annealing", International Journal of Production Research, Vol. 54, No. 2, pp. 526-549.
-Zarandi, M., Hemmati, A., Davari S. and Turksen, I. (2013) "Capacitated location-routing problem with time windows under uncertainty", Knowledge-Based Systems, Vol. 37, pp. 480–489.
-Zarandi, M. H. F., Hemmati, A. and Davari, S. (2011) "The multi-depot capacitated location-routing problem with fuzzy travel times", Expert Systems with Applications, Vol. 38, No. 8, pp. 10075-10084.
-Zare Mehrjerdi, Y. and Nadizadeh, A. (2013) "Using greedy clustering method to solve capacitated location-routing problem with fuzzy demands." European Journal of Operational Research, Vol. 229, No. 1, pp. 75-84.
-Zare Mehrjerdi, Y. and Nadizadeh, A. (2016) "Heuristic Method to Solve Capacitated Location-Routing Problem with Fuzzy Demands", International Journal of Industiral Engineering & Producion Research, Vol. 27, No. 1, pp. 1-19.
*Zhao, J. and Verter, V. (2014) "A bi-objective model for the used oil location-routing problem", Computers & Operations Research, Vol. 62, pp. 157-168.