@online{ranocha2023discontinuous, title={A discontinuous {G}alerkin discretization of elliptic problems with improved convergence properties using summation by parts operators}, author={Ranocha, Hendrik}, year={2023}, month={02}, eprint={2302.12488}, eprinttype={arxiv}, eprintclass={math.NA}, doi={10.48550/arXiv.2302.12488} }