@article {zigler1991measurement,
	title = {Measurement of energy penetration depth of subpicosecond laser energy into solid density matter},
	journal = {Applied physics letters},
	volume = {59},
	number = {5},
	year = {1991},
	pages = {534{\textendash}536},
	publisher = {American Institute of Physics},
	author = {Zigler, A and Burkhalter, PG and Nagel, DJ and Rosen, MD and Boyer, K and Gibson, G and Luk, TS and McPherson, A and Rhodes, CK}
}
