@article {, title = {Simultaneous calibration and navigation (SCAN) of multiple ultrasonic local positioning systems}, journal = {Information Fusion}, volume = {45}, year = {2019}, month = {01/2019}, pages = {53 - 65}, issn = {15662535}, doi = {10.1016/j.inffus.2018.01.005}, author = {Gualda, David and Ure{\~n}a, J. and Garc{\'\i}a, Juan C. and Garc{\'\i}a, Enrique and Alcal{\'a}, Jos{\'e}} }