@article{DM_2008_20_1_a3,
     author = {V. A. Voblyi},
     title = {On enumeration of labelled connected graphs by the number of cutpoints},
     journal = {Diskretnaya Matematika},
     pages = {52--63},
     year = {2008},
     volume = {20},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2008_20_1_a3/}
}