@article{DM_2013_25_4_a5,
     author = {M. V. Nikolaev and D. V. Matyukhin},
     title = {On the complexity of two-dimensional discrete logarithm problem in a~finite cyclic group with effective automorphism of order~6},
     journal = {Diskretnaya Matematika},
     pages = {54--65},
     publisher = {mathdoc},
     volume = {25},
     number = {4},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2013_25_4_a5/}
}