TY  - RPRT
TI  - The Journey from Safe Yield to Sustainability
AU  - W.M. Alley
AU  - S. A. Leake
PY  - 2005
DO  - 10.1111/j.1745-6584.2004.tb02446.x
UR  - https://pubs.usgs.gov/publication/70027684
ID  - 70027684
ER  -