TY  - RPRT
TI  - Revisiting 'Beyond Leave No Trace'
AU  - Jeffrey L. Marion
AU  - Ben Lawhon
AU  - Wade M. Vagias
AU  - Peter Newman
PY  - 2011
DO  - 10.1080/21550085.2011.578383
UR  - https://pubs.usgs.gov/publication/70004881
ID  - 70004881
ER  -