Richard A. Brualdi, John L. Goldwasser. Permanent of the Laplacian matrix of trees and bipartite graphs. Discrete Mathematics, 48(1):1-21, 1984. [doi]
@article{BrualdiG84, title = {Permanent of the Laplacian matrix of trees and bipartite graphs}, author = {Richard A. Brualdi and John L. Goldwasser}, year = {1984}, doi = {10.1016/0012-365X(84)90127-4}, url = {http://dx.doi.org/10.1016/0012-365X(84)90127-4}, tags = {graph-rewriting, rewriting}, researchr = {https://researchr.org/publication/BrualdiG84}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {48}, number = {1}, pages = {1-21}, }