@article {das2008detection,
	title = {Detection of a marker layer in a 7YSZ thermal barrier coating by femtosecond laser-induced breakdown spectroscopy},
	journal = {Surface and Coatings Technology},
	volume = {202},
	number = {16},
	year = {2008},
	pages = {3940{\textendash}3946},
	publisher = {Elsevier},
	author = {Das, Dipak K and McDonald, Joel P and Levi, Carlos G and Yalisove, Steve M and Pollock, Tresa M}
}
