@article{EMJ_2021_12_4_a1,
     author = {A. V. Arutyunov and S. E. Zhukovskiy},
     title = {On exact penalties for constrained optimization problems in metric spaces},
     journal = {Eurasian mathematical journal},
     pages = {10--20},
     publisher = {mathdoc},
     volume = {12},
     number = {4},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2021_12_4_a1/}
}