@article{IM2_2006_70_1_a0,
     author = {M. Deza and S. V. Shpektorov and M. I. Shtogrin},
     title = {Non-extendible finite polycycles},
     journal = {Izvestiya. Mathematics },
     pages = {1--18},
     publisher = {mathdoc},
     volume = {70},
     number = {1},
     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2006_70_1_a0/}
}