@article {,
	title = {Performance of Location and Positioning Systems: a 3D-Ultrasonic System Case},
	journal = {Advances in Science, Technology and Engineering Systems Journal },
	volume = {3},
	year = {2018},
	month = {03/2018},
	pages = {106-118},
	publisher = {ASTES},
	issn = {2415-6698},
	doi = {10.25046/aj030213},
	author = {K. Mannay and Ure{\~n}a, J.}
}
