@article{Poinsot2010b,
author={Poinsot, Laurent and Duchamp, G\'erard H. E. and Goodenough, S. and Penson, Karol A.},
title={Statistics on graphs, exponential formula and combinatorial physics},
journal={Journal of Nonlinear Systems and Applications},
volume={1},
year={2010},
pages={58--62}
}