@article {MR3211116,
	title = {$hp$-version discontinuous Galerkin methods on polygonal and polyhedral meshes},
	journal = {Math. Models Methods Appl. Sci.},
	volume = {24},
	number = {10},
	year = {2014},
	pages = {2009{\textendash}2041},
	issn = {0218-2025},
	doi = {10.1142/S0218202514500146},
	url = {https://doi.org/10.1142/S0218202514500146},
	author = {Andrea Cangiani and E.H. Georgoulis and Houston, Paul}
}
