Ehlers, M. Remote Sensing for Environmental Monitoring, GIS Applications, and Geology. SPIE Digital Library.
Chicago-čujuhus (17. p.)Ehlers, Manfred. Remote Sensing for Environmental Monitoring, GIS Applications, and Geology. SPIE Digital Library.
MLA-čujuhus (9. p.)Ehlers, Manfred. Remote Sensing for Environmental Monitoring, GIS Applications, and Geology. SPIE Digital Library.
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