@article{UFA_2021_13_2_a14,
     author = {K. Zheltukhin and N. Zheltukhina},
     title = {On  discretization of {Darboux} {Integrable} {Systems} admitting  second-order integrals},
     journal = {Ufa mathematical journal},
     pages = {170--186},
     publisher = {mathdoc},
     volume = {13},
     number = {2},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2021_13_2_a14/}
}