Acoustic location (English Wikipedia)

How Far Off Is That German Gun? How 63 German guns were located by sound waves alone in a single day, Popular Science monthly, December 1918, page 39, Scanned by Google Books: https://books.google.com/books?id=EikDAAAAMBAJ&pg=PA39^{[permanent dead link]}

design-technology.info

W.Richmond (2003). "Before RADAR – Acoustic Detection of Aircraft". Archived from the original on 2007-09-28. Retrieved 2013-01-06.

Cobos, M.; Marti, A.; Lopez, J. J. (2011). "A Modified SRP-PHAT Functional for Robust Real-Time Sound Source Localization With Scalable Spatial Sampling". IEEE Signal Processing Letters. 18 (1): 71–74. Bibcode:2011ISPL...18...71C. doi:10.1109/LSP.2010.2091502. hdl:10251/55953. S2CID 18207534.
Chan, Y.T; Tsui, W. Y.; So, H. C.; Ching, P. C. (2006). "Time-of-arrival based localization under NLOS Conditions". IEEE Trans. Vehicular Technology. 55 (1): 17–24. doi:10.1109/TVT.2005.861207. ISSN 0018-9545. S2CID 6697621.
John L. Spiesberger (June 2001). "Hyperbolic location errors due to insufficient numbers of receivers". The Journal of the Acoustical Society of America. 109 (6): 3076–3079. Bibcode:2001ASAJ..109.3076S. doi:10.1121/1.1373442. PMID 11425152.

Phil Hide (January 2002). "Sound Mirrors on the South Coast". Archived from the original on 2009-05-02. Retrieved 2006-05-13.

Lee Brimmicombe Woods (7 December 2005). "The Burning Blue: The Battle of Britain 1940" (PDF). GMT Games LLC.

Cobos, M.; Marti, A.; Lopez, J. J. (2011). "A Modified SRP-PHAT Functional for Robust Real-Time Sound Source Localization With Scalable Spatial Sampling". IEEE Signal Processing Letters. 18 (1): 71–74. Bibcode:2011ISPL...18...71C. doi:10.1109/LSP.2010.2091502. hdl:10251/55953. S2CID 18207534.

Cobos, M.; Marti, A.; Lopez, J. J. (2011). "A Modified SRP-PHAT Functional for Robust Real-Time Sound Source Localization With Scalable Spatial Sampling". IEEE Signal Processing Letters. 18 (1): 71–74. Bibcode:2011ISPL...18...71C. doi:10.1109/LSP.2010.2091502. hdl:10251/55953. S2CID 18207534.
John L. Spiesberger (June 2001). "Hyperbolic location errors due to insufficient numbers of receivers". The Journal of the Acoustical Society of America. 109 (6): 3076–3079. Bibcode:2001ASAJ..109.3076S. doi:10.1121/1.1373442. PMID 11425152.

Lorraine Green Mazerolle; et al. (December 1999). "Random Gunfire Problems and Gunshot Detection Systems" (PDF). National Institute of Justice Research Brief.

John L. Spiesberger (June 2001). "Hyperbolic location errors due to insufficient numbers of receivers". The Journal of the Acoustical Society of America. 109 (6): 3076–3079. Bibcode:2001ASAJ..109.3076S. doi:10.1121/1.1373442. PMID 11425152.

Douglas Self. "Acoustic Location and Sound Mirrors". Archived from the original on 2011-01-12. Retrieved 2006-06-01.

Cobos, M.; Marti, A.; Lopez, J. J. (2011). "A Modified SRP-PHAT Functional for Robust Real-Time Sound Source Localization With Scalable Spatial Sampling". IEEE Signal Processing Letters. 18 (1): 71–74. Bibcode:2011ISPL...18...71C. doi:10.1109/LSP.2010.2091502. hdl:10251/55953. S2CID 18207534.
Chan, Y.T; Tsui, W. Y.; So, H. C.; Ching, P. C. (2006). "Time-of-arrival based localization under NLOS Conditions". IEEE Trans. Vehicular Technology. 55 (1): 17–24. doi:10.1109/TVT.2005.861207. ISSN 0018-9545. S2CID 6697621.

Jim Mulligan. "Photo of Sound Locator". Archived from the original on 2006-10-02. Retrieved 2006-05-15.

Chan, Y.T; Tsui, W. Y.; So, H. C.; Ching, P. C. (2006). "Time-of-arrival based localization under NLOS Conditions". IEEE Trans. Vehicular Technology. 55 (1): 17–24. doi:10.1109/TVT.2005.861207. ISSN 0018-9545. S2CID 6697621.