R.  Rosengren and Cherix, D., ?The pupa-carrying test as a taxonomic tool in the Formica rufa group. ? Teoksessa:  Howse, P.E. & Clement, J.-L. (toim.), Biosystematics of social insects. Systematics Assoc. Spec. 19: 263-281.?, in The pupa-carrying test as a taxonomic tool in the Formica rufa group. ? Teoksessa:  Howse, P.E. & Clement, J.-L. (toim.), Biosystematics of social insects. Systematics Assoc. Spec. 19: 263-281., 1981.

W.  Fortelius, Fletcher, D. J. C., and Cherix, D., ?Queen recruitment in polygynous and polydomous Formica populations.?, in Teoksessa: Veeresh, G.K., Mallik, B. & Viraktamath, C.A. (toim.), Social insects and the environment: 243-244. Oxford and IBH Publishing Co. New Delhi., 1991.