@ARTICLE{ps2017,
author = {D. Peterseim and M. Schedensack},
title = {Relaxing the {CFL} condition for the wave equation on adaptive meshes},
journal = {J. Sci. Comput.},
volume = {72},
number = {3},
pages = {1196--1213},
year = {2017},
doi = {10.1007/s10915-017-0394-y},
}