1. Effectivity Functions in Social Choice;Abdou,1991
2. Strategy-proof voting schemes with continuous preferences;Barberà;Social Choice and Welfare,1990
3. Voting by committees;Barberà;Econometrica,1991
4. Approval Voting;Brams,1983
5. Ordinal Bayesian incentive compatible representations of committees;d'Aspremont;Social Choice and Welfare,1988