1. Bailey, N. T. J., 1959.Statistical Methods in Biology. The English Universities Press, London. 200 pp.
2. Brian, M. V., 1983.Social Insects, Ecology and Behavioural Biology. Chapman and Hall, London. 377 pp.
3. Brian, M. V., R. M. Jones and J. C. Wardlaw, 1981. Quantitative aspects of queen control over reproduction in the antMyrmica.Ins. Soc. 28:191?207.
4. Brian, M. V. and C. Rigby, 1978. The trophic eggs ofMyrmica rubra L.Ins. Soc. 25:89?110.
5. Cammaerts, M.-C. and M. Scanu, 1985. Étude des facteurs expliquant la variabilité des groupements d'ouvrières deMyrmica rubra L. (Hymenoptera: Formicidae) autours de leurs reines.Annls. Soc. r. zool. Belg. 115:13?28.