@book{32507,
	author = {Wereley, Norman, ed.},
	title = {Smart Structures and Materials 1999: Smart Structures and Integrated Systems},
	publisher = {SPIE},
	year = {1999},
	series = {Proceedings of SPIE; V. 3668},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/3668}
}