Adrian N. Bishop Baris Fidan Kutluyil Dogancay Brian D. O. Anderson Pubudu N. Pathirana Exploiting geometry for improved hybrid AOA/TDOA-based localization. 1775-1791 2008 88 Signal Processing 7 http://dx.doi.org/10.1016/j.sigpro.2008.01.015 db/journals/sigpro/sigpro88.html#BishopFDAP08