TY - JOUR AU - Sprengel, Frauke TI - Comparing multilevel coarsening strategies JO - Electronic transactions on numerical analysis PY - 2002 SP - 178 EP - 194 VL - 14 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ETNA_2002__14__a2/ LA - en ID - ETNA_2002__14__a2 ER -