Media type: E-Article Title: Efficient Location Training Protocols for Heterogeneous Sensor and Actor Networks Contributor: Barsi, Ferruccio; Bertossi, Alan A.; Lavault, Christian; Navarra, Alfredo; Olariu, Stephan; Pinotti, M. Cristina; Ravelomanana, Vlady imprint: Institute of Electrical and Electronics Engineers (IEEE), 2011 Published in: IEEE Transactions on Mobile Computing Language: Not determined DOI: 10.1109/tmc.2010.168 ISSN: 1536-1233 Keywords: Electrical and Electronic Engineering ; Computer Networks and Communications ; Software Origination: Footnote: