Lanne, B.S., Bergström, G., Wassgren, A.-B., and Törnbäck, B. 1987. Biogenetic pattern of straight chain marking compounds in male bumble bees. Comp. Biochem. Physiol. B. 88:631-636. |
|
Cederberg, B., Svensson, B.G., Bergström, G., Appelgren, M., and I. Groth, I. 1984. Male marking pheromones in north European cuckoo bumble bees Psithyrus (Hymenoptera, Apidae). Nova Acta Reg. Soc. 3:161-166. |
|
Kullenberg, B., Bergström, G., and Ställberg-Stenhagen, S. 1970. Volatile components of the marking secretion of male bumblebees. Acta Chem. Scand. 24:1481-1483. |
|