Electrical flows, laplacian systems, and faster approximation of maximum flow in undirected graphs
Christiano P, Kelner J, Madry A, Spielman D, Teng S. Electrical flows, laplacian systems, and faster approximation of maximum flow in undirected graphs. 2011, 273-282. DOI: 10.1145/1993636.1993674.Peer-Reviewed Original Research