Adams, Joe bowe, ryan Motz, Gary AdamsBowe&Motz_photogrammetry_metadata_winter_ESIP_2018.pdf Standardization of photogrammetry metadata. photogrammetry;metadata;Earth Sciences not elsewhere classified 2018-01-16
    https://esip.figshare.com/articles/poster/AdamsBowe_Motz_photogrammetry_metadata_winter_ESIP_2018_pdf/5779893
10.6084/m9.figshare.5779893.v1