@article{10_37236_4637,
     author = {Alberto Facchini and Andr\'e Leroy},
     title = {Leapfrog constructions: from continuant polynomials to permanents of matrices},
     journal = {The electronic journal of combinatorics},
     year = {2015},
     volume = {22},
     number = {1},
     doi = {10.37236/4637},
     zbl = {1307.05044},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/4637/}
}