@article{AA_2003_15_6_a0,
     author = {S. A. Evdokimov and I. N. Ponomarenko},
     title = {Polynomial time recognition and verification of isomorphism of circular graphs},
     journal = {Algebra i analiz},
     pages = {1--34},
     year = {2003},
     volume = {15},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2003_15_6_a0/}
}