@article{FPM_2006_12_2_a11,
     author = {A. V. Mikhalev and A. A. Nechaev and A. V. Prudnikov and M. S. Staroverov and A. S. Vydrin},
     title = {Semirings of cyclic types},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {175--192},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2006_12_2_a11/}
}