@book{32237,
	author = {Filachev, Anatoly, ed.},
	title = {Seventh Seminar on Problems of Theoretical and Applied Electron and Ion Optics},
	publisher = {SPIE},
	year = {2006},
	series = {Proceedings of SPIE; V. 6278},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6278}
}