@article {Trans_Micro_Theory_Tech_2001,
	title = {Analyzing the stability of the {FDTD} technique by combining the von Neumann method with the Routh-Hurwitz criterion},
	journal = {IEEE Transactions on Microwave Theory and Techniques},
	volume = {49},
	number = {2},
	year = {2001},
	month = {February},
	pages = {377{\textendash}381},
	author = {Pereda, J. A. and Vielva, Luis and Vegas, A. and Prieto, A.}
}
