1. CALE, G. H., Jr.; ROTHENBUHLER, W. C. (1975) Genetics and breeding of the honey bee.Pp.157–181fromThe hive and the honey bee. eds Dadant & Sons.Hamilton, IL.Dadant & Sons
2. CHILL-COMA AND COLD DEATH TEMPERATURES OF APIS MELLIFERA
3. Hoarding by honeybees (Apis mellifera L.)
4. Laboratory and Field Measurements of Hoarding Behaviour in the Honeybee