@article{JAC_2013__38_3_a2,
     author = {Petrov, Leonid},
     title = {$\mathfrak{sl}(2)$ operators and {Markov} processes on branching graphs},
     journal = {Journal of Algebraic Combinatorics},
     pages = {663--720},
     publisher = {mathdoc},
     volume = {38},
     number = {3},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2013__38_3_a2/}
}