TY - RPRT TI - Quality control and assessment of interpreter consistency of annual land cover reference data in an operational national monitoring program AU - Bruce Pengra AU - Stephen V. Stehman AU - Josephine Horton AU - Daryn Dockter AU - Todd A. Schroeder AU - Zhiqiang Yang AU - Warren B Cohen AU - Sean P. Healey AU - Thomas Loveland PY - 2020 DO - 10.1016/j.rse.2019.111261 UR - https://pubs.usgs.gov/publication/70204123 ID - 70204123 ER -