www.honeybeequiet.com/beehive7.html (industry).
www.setiai.com/archives/000067.html (neurons).
Anies Hannawati Purnamadjaja and R. Andrew Russell. “Pheromone communication in a robot swarm: necrophoric bee behavior and its replication,” 2005. Robotica, 23, pp. 731-742 doi:10.1017/S0263574704001225.
Blackiston, Howland. Beekeeping For Dummies, 2002. Wiley Publishing, Inc.; Hoboken, New Jersey.
Flottum, Kim. The Backyard Beekeeper, 2005. Quarry Books; Beverly, Maine.
Melzer, Werner. Beekeeping: A Complete Owner’s Manual, 1989. Barrons Books; Munich, West Germany.
Cambridge University Press.
Waring, Adrian and Claire. Teach Yourself Beekeeping, 2006. McGraw-Hill; Blacklick Ohio.
Conrad, Ross. Natural Beekeeping, 2007. Chelsea Green Publishing; White River Junction, Vermont.
Personal interview: Cathie Skove.
Personal interview: Lynda Cook Rizzardi.
Personal interview: Howland Blackiston.
Personal interview: Ilse Ackermann.
Personal interview: Ed Colby.
Personal interview: Charles Parton.
Person interview: Jason Gropple.