Sugahara, M.; Sakamoto, F. "Heat and carbon dioxide generated by honeybees jointly act to kill hornets". Naturwissenschaften. 96 (9). 2009: 1133–1136. doi:10.1007/s00114-009-0575-0. PMID19551367.
Sugahara, M.; Sakamoto, F. "Heat and carbon dioxide generated by honeybees jointly act to kill hornets". Naturwissenschaften. 96 (9). 2009: 1133–1136. doi:10.1007/s00114-009-0575-0. PMID19551367.