@article{PDM_2018_2_a3,
     author = {N. Tokareva and A. Gorodilova and S. Agievich and V. Idrisova and N. Kolomeec and A. Kutsenko and A. Oblaukhov and G. Shushuev},
     title = {Mathematical methods in solutions of the problems presented at the {Third} {International} {Students'} {Olympiad} in {Cryptography}},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {34--58},
     publisher = {mathdoc},
     number = {2},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PDM_2018_2_a3/}
}