File:Waloff, N. 1957. The effect of the number of queens of the ant Lasius flavus on their survival (10.1007@BF02224159).pdf

Summary
Waloff, N. 1957. The effect of the number of queens of the ant Lasius flavus (Fab.) (Hym., Formicidae) on their survival and on the rate of development of the first brood. Insectes Sociaux 4(4), 391–408.