[1]
X. Xu, X. Liu, Q. Zhang, and J. Wu, “Morph-specific differences in life history traits between the winged and wingless morphs of the aphid, <i>Sitobion avenae</i> (Fabricius) (Hemiptera: Aphididae)”, Entomol. Fennica, vol. 22, no. 1, pp. 56–64, Jun. 2011.