@article{VMP_2021_22_4_a4,
     author = {B. N. Ivanov},
     title = {Mathematical model and algorithm for calculating the cycles of the cells of the graph map},
     journal = {Numerical methods and programming},
     pages = {294--305},
     publisher = {mathdoc},
     volume = {22},
     number = {4},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMP_2021_22_4_a4/}
}