TY - RPRT TI - Variability and trends in dry day frequency and dry event length in the southwestern United States AU - Gregory J. McCabe AU - David R. Legates AU - Harry F. Lins PY - 2010 DO - 10.1029/2009jd012866 UR - https://pubs.usgs.gov/publication/70189232 ID - 70189232 ER -