José Luis García-Lapresta A. A. J. Marley Miguel Martínez-Panero Characterizing best-worst voting systems in the scoring context. 487-496 2010 34 Social Choice and Welfare 3 http://dx.doi.org/10.1007/s00355-009-0417-1 db/journals/scw/scw34.html#Garcia-LaprestaMM10