Grove, Edward Algorithms and Complexity, MPI for Informatics, Max Planck Society;
https://rdcu.be/dxolt (Verlagsversion)
Grove, E., Kao, M.-Y., Krishnan, P., & Vitter, J. S. (1995). Online Perfect Matching and Mobile Computing. In S. G. Akl, F. Dehne, J.-R. Sack, & N. Santoro (Eds.), Algorithms and Data Structures (pp. 194-205). Berlin: Springer.