TY  - RPRT
TI  - Algorithms used in the Airborne Lidar Processing System (ALPS)
AU  - David B. Nagle
AU  - C. Wayne Wright
PY  - 2016
DO  - 10.3133/ofr20161046
UR  - https://pubs.usgs.gov/publication/ofr20161046
ID  - ofr20161046
ER  -