@article{10_37236_1883,
     author = {Art M. Duval},
     title = {A relative {Laplacian} spectral recursion},
     journal = {The electronic journal of combinatorics},
     year = {2004},
     volume = {11},
     number = {2},
     doi = {10.37236/1883},
     zbl = {1085.15008},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/1883/}
}