@book{30366,
	author = {Akos, Gyorgy, ed.},
	title = {OPTIKA '98: 5th Congress on Modern Optics},
	publisher = {SPIE},
	year = {1998},
	series = {Proceedings of SPIE; V. 3573},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3573}
}