1. Contribution à l'étude des facteurs provoquant l'apparition des formes ailées et sexuées chez les Aphidinae;Bonnemaison;Ann. Epiphyt. (C),1951
2. Polymorphism in Aphididae;Hille Ris Lambers;A. Rev. Ent.,1966
3. Wing polymorphism in aphids—II. Interaction between aphids;Johnson;Entomologia exp. appl.,1965
4. Wing polymorphism in aphids—III. The influence of the host plant;Johnson;Entomologia exp. appl.,1966
5. The development of winged forms in the cabbage aphid Brevicoryne brassicae Linn.—I. The influence of population density, photoperiod and temperature;Kawada;Ber. Ohara Inst. landw. Biol.,1964