1. Brodsgaarf R, Crailsheim K (2010) Nutrition and health in honey bees. Apidologie, 41:278–294
2. Seeley TD, Visscher PK (1985) Survival of honeybees in cold climates: the critical timing of colony growth and reproduction. Ecol Entomol 10:81–88
3. McMullan J (2008) Feeding honey bee colonies. Bee Craft 90(9):21-23
4. McMullan J (2012) Having healthy honeybees, an integrated approach. FIBKA Genprint
5. McMullan JB, Brown MJ (2006) The influence of small-cell brood on the morphometry of honeybees (Apis mellifera L.). Apidologie 37:655–672