@article{etna_vol44_pp401-442, author = {Jan Brousek and Pavla Frankov\'a and Milan Hanu\v{s} and Hana Kopincov\'a and Roman Ku\v{z}el and Radek Tezaur and Petr Van\v{e}k and Zbyn\v{e}k Vastl}, title = {An overview of multilevel methods with aggressive coarsening and massive polynomial smoothing}, journal = {Electron. Trans. Numer. Anal.}, volume = {44}, year = {2015}, pages = {401--442}, }