TY - RPRT TI - Using high sample rate lidar to measure debris-flow velocity and surface geometry AU - Francis K. Rengers AU - Thomas D Rapstine AU - Michael Olsen AU - Kate E. Allstadt AU - Richard M. Iverson AU - Ben Leshchinsky AU - Maciej K. Obryk AU - Joel B. Smith PY - 2021 DO - 10.2113/eeg-d-20-00045 UR - https://pubs.usgs.gov/publication/70222486 ID - 70222486 ER -