@article{ZNSL_2006_340_a0,
     author = {S. L. Berlov},
     title = {Helly's property for $n$-cliques and the degree of a~graph},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {5--9},
     publisher = {mathdoc},
     volume = {340},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2006_340_a0/}
}