TY - RPRT TI - Testing a small UAS for mapping artisanal diamond mining sites in Africa AU - Katherine C. Malpeli AU - Peter G. Chirico PY - 2015 DO - 10.1016/s0099-1112(15)30066-5 UR - https://pubs.usgs.gov/publication/70129402 ID - 70129402 ER -