Research Activity
- Aller,Gary L*. ADOT Academy for the Development of SDBE's 2012. AZ DEPT OF TRANSPORTATION(4/26/2012 - 4/25/2014).
- Walsh,Kenneth D*, Aller,Gary L. IMPLEMENTATION OF CLEAN AIR STANDARDS IN ARIZONA. MARICOPA CNTY(9/16/1999 - 6/30/2000).
- Walsh,Kenneth D*, Aller,Gary L. IMPLEMENTATION OF CLEAN AIR STANDARDS IN ARIZONA CONSTRUCTION. AZ DEPT OF TRANSPORTATION(6/1/1999 - 9/30/2000).