@article{DM_2006_18_2_a3,
     author = {K. G. Omel'yanov},
     title = {Estimates for {Cameron{\textendash}Erd\H{o}s} constants},
     journal = {Diskretnaya Matematika},
     pages = {55--70},
     year = {2006},
     volume = {18},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2006_18_2_a3/}
}