Glasser, MS, CPP, CEM, CHS-V, MCAS, Marc. “Do FEMA’s, HSEEP’s, and Green’s Progressively Difficult Emergency Exercise Training Concepts Ultimately Lead to Increased Emergency Preparedness?”. Journal of Emergency Management 7, no. 5 (September 1, 2009): 33–38. Accessed November 23, 2024. https://wmpllc.org/ojs/index.php/jem/article/view/1287.