__ http://en.wikipedia.org/wiki/Approval_voting
__ http://en.wikipedia.org/wiki/Borda_count
__ http://en.wikipedia.org/wiki/Condorcet_method
__ http://en.wikipedia.org/wiki/Approval_voting
__ http://en.wikipedia.org/wiki/Borda_count
__ http://en.wikipedia.org/wiki/Condorcet_method