1. Allen B et al (2003) Ecological effects of nitrogen deposition in the Western United Sates. BioScience 53:404–420
2. Anyamba A, Chretien JP, Small J, Tucker CJ, Linthicum KJ (2006) Developing global climate anomalies suggest potential disease risks for 2006–07. Int J Health Geogr 5:60
3. Basu R, Feng W, Ostro B. Characterizing the relationship between temperature and cardio-respiratory mortality among the elderly U.S. population. Unpublished manuscript
4. Big Bear Valley Historical Society (2013)
http://www.bigbearhistory.org/foxfarm.htm
;
http://www.bigbearhistory.org/mining.htm
;
http://www.bigbearhistory.org/goldrush.htm
;
http://www.bigbearhistory.org/dams.htm
;
http://www.bigbearhistory.org/1stpeople.htm
;
http://www.bigbearhistory.org/sbdomtns.htm
5. California Department of Fish and Game “Black Bear Management Plan”, 1998