1. Parasitisation of Acyrothosiphon pisum by Aphidius smithi a density-dependent process in nature (Homoptera: Aphidae) (Hymenoptera, Aphidiidae);Bosch;Ecology,1966
2. The dynamics of optimally foraging predators and parasitoids;Comins;J. Anim. Ecol.,1970
3. Seasonal fluctuations of population density of the cabbage aphid, Brevicoryne brassicae (L.), in the Netherlands, and the role of its parasite, Aphidius (Diaeretiella) rapae (Curtis);Hafez;T. Pl.-ziekten,1961
4. The biology of Monocotonus pseudoplatani, Trioxys cirsii and Dyscritulus planiceps, with notes on their effectiveness as parasites of the sycamore aphid, Drepanosiphum platanoides.;Hamilton;Ann. Ent. Soc. Fr. (N.S.),1974