@conference {sprangle1999intense,
	title = {Intense Short Laser Pulses Propagating Through Channels},
	booktitle = {APS Division of Plasma Physics Meeting Abstracts},
	volume = {41},
	year = {1999},
	pages = {QP1{\textendash}76},
	author = {Sprangle, P and Hubbard, RF and Hafizi, B and Kapetanakos, C and Penano, J and Zigler, A}
}
