@book{26585,
	author = {Ahlers, Rolf-Juergen, ed.},
	title = {Innovative Optics and Phase Conjugate Optics},
	publisher = {SPIE},
	year = {1991},
	series = {Proceedings of SPIE; V. 1500},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1500}
}