@article{10_37236_119,
     author = {Iwao Sato},
     title = {Bartholdi zeta functions of fractal graphs},
     journal = {The electronic journal of combinatorics},
     year = {2009},
     volume = {16},
     number = {1},
     doi = {10.37236/119},
     zbl = {1183.05049},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/119/}
}