Yonas, G. Peace and Wartime Applications and Technical Issues for Unattended Ground Sensors. SPIE Digital Library.
Chicago-viite (17. p.)Yonas, Gerold. Peace and Wartime Applications and Technical Issues for Unattended Ground Sensors. SPIE Digital Library.
MLA-viite (8. p.)Yonas, Gerold. Peace and Wartime Applications and Technical Issues for Unattended Ground Sensors. SPIE Digital Library.
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