1. Coding with permutations;Blake;Information and Control,1979
2. G. Cohen. Some metrics on the symmetric group, Rapport ENST-C-78010 (1978).
3. Distances invariantes et L-cliques sur certains demi-groupes finis;Cohen;Math. Sci. Humaines,1979
4. G. Cohen and M. Deza, Décodage des codes de permutations, Coll. Int. CRNS No. 276, Théorie de I'information (July 1977) Cachan, France, 203–207.
5. Spearman's footrule as a measure of disarray;Diaconis;J. Roy. Statist. Soc, Ser. B,1977