@article{RO_2021__55_5_3021_0,
     author = {Ben Nejma, Ibtissem and M{\textquoteright}Hallah, Rym},
     title = {A beam search for the equality generalized symmetric traveling salesman problem},
     journal = {RAIRO. Operations Research},
     pages = {3021--3039},
     year = {2021},
     publisher = {EDP-Sciences},
     volume = {55},
     number = {5},
     doi = {10.1051/ro/2021148},
     mrnumber = {4324004},
     zbl = {1485.90117},
     language = {en},
     url = {https://www.numdam.org/articles/10.1051/ro/2021148/}
}