
%0 Journal Article
%A Christos, GA 
%T Bound on the Number of Flavours
%J Australian Journal of Physics
%D 1985/02/01
%V 38
%N 1
%P 23-26
%K 
%R https://doi.org/10.1071/PH850023
%U https://www.publish.csiro.au/paper/PH850023 
%X If one imposes the permutation symmetry S. (n is the number of lepton flavours) reducibly on. the different families (e, /1, r, ... ), it follows that at least two leptons have the same mass if n > 6. If equal lepton masses are excluded, this implies a bound on the number of flavours. 
