@book{28456,
	author = {Korendyke, Clarence, ed.},
	title = {Missions to the Sun II},
	publisher = {SPIE},
	year = {1998},
	series = {Proceedings of SPIE; V. 3442},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3442}
}