Duan, Ran Algorithms and Complexity, MPI for Informatics, Max Planck Society;
Pettie, Seth Algorithms and Complexity, MPI for Informatics, Max Planck Society;
Duan, R., & Pettie, S. (2014). Linear-time Approximation for Maximum Weight Matching. Journal of the ACM, 61(1): 1, pp. 1-23. doi:10.1145/2529989.