1. Barlow N. D . 1981. Modelling aphid populations. N.Z. J. Ecol. 4: 52–55.
2. Barlow N. D. Dixon A.F.G. . 1980. Simulation of lime aphid populations. Pudoc, Wageningen.
3. Blackman R. L. Eastop. V. F. 1994. Aphids on the world’s trees. CAB, Wallingford, Oxon.
4. Carter C. I . 1982. Susceptibility of Tilia species to the aphid Eucallipterus tiliae, pp. 421– 423. In J. H. Visser and A. K. Minks [eds.], Proceedings, 5th International Symposium on Insect–Plant Relationships. Wageningen. Centre Agricultural Publications, Wageningen.
5. Dahlsten D. L. Hajek A. E. Wilson M. . 1990. Host specificity of two shade tree aphid parasitoids. Pan.-Pac. Entomol. 66: 322–323.