Keeley, Pfaff y Stafford, 2005. Keeley, J.E.; Pfaff, A.H.; Stafford, H.D. (2005). «Fire suppression impacts on postfire recovery of Sierra Nevada chaparral shrublands». International Journal of Wildland Fire (14): 255-265. doi:10.1071/WF05049.
Moritz et al., 2004. Moritz, M.A.; Keeley, J.E.; Johnson, E.A.; Schaffner, A.A. (2004). «Testing a basic assumption of shrubland fire management: How important is fuel age?». Frontiers in Ecology and the Environment2 (2): 67-72. doi:10.1890/1540-9295(2004)002[0067:TABAOS]2.0.CO;2.