@article {MR3218334,
	title = {On local super-penalization of interior penalty discontinuous Galerkin methods},
	journal = {Int. J. Numer. Anal. Model.},
	volume = {11},
	number = {3},
	year = {2014},
	pages = {478{\textendash}495},
	issn = {1705-5105},
	author = {Andrea Cangiani and Chapman, John and E.H. Georgoulis and Jensen, Max}
}
@article {MR3108752,
	title = {On the stability of continuous-discontinuous Galerkin methods for advection-diffusion-reaction problems},
	journal = {J. Sci. Comput.},
	volume = {57},
	number = {2},
	year = {2013},
	pages = {313{\textendash}330},
	issn = {0885-7474},
	doi = {10.1007/s10915-013-9707-y},
	url = {https://doi.org/10.1007/s10915-013-9707-y},
	author = {Andrea Cangiani and Chapman, John and E.H. Georgoulis and Jensen, Max}
}
