@article {zhidkov2012generation,
	title = {Generation of hard x rays by femtosecond laser pulse interaction with solid targets in atmosphere},
	journal = {Optics Letters},
	volume = {37},
	number = {5},
	year = {2012},
	pages = {884{\textendash}886},
	publisher = {Optica Publishing Group},
	author = {Zhidkov, Alexey G and Pikuz, Sergey A and Faenov, Anatoly Ya and Chefonov, Oleg V and Ovchinnikov, Andrey V and Agranat, Mikhail B and Zigler, Arie}
}
