1. Verifiable secret-ballot elections;Benaloh,1987
2. More efficient match-making and satisfiability; the five card trick;den Boer,1990
3. Multiparty computations ensuring privacy of each party's input and correctness of the result;Chaum,1988
4. Discreet solitary games;Crépeau,1994
5. How to prevent buying of votes in computer elections;Niemi,1995