TY - BOOK AU - Carapezza, Edward, ed. TI - Unattended Ground Sensor Technologies and Applications III T2 - Proceedings of SPIE; V. 4393 SN - 9780819440884 (Print) PY - 2001/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/4393 ER -