Biedermann, R. (2002). "Mating success in the spittlebug Cercopis sanguinolenta (Scopoli, 1763) (Homoptera, Cercopidae): the role of body size and mobility". Journal of Ethology. 20 (1): 13–18. doi:10.1007/s10164-002-0048-9. S2CID10115775.
Biedermann, R. (2002). "Mating success in the spittlebug Cercopis sanguinolenta (Scopoli, 1763) (Homoptera, Cercopidae): the role of body size and mobility". Journal of Ethology. 20 (1): 13–18. doi:10.1007/s10164-002-0048-9. S2CID10115775.