Who are the Italian Paralympic champions in Para cross-country skiing?

Paolo Lorenzini won a gold medal in Innsbruck in 1988 for the 30 km sit-ski event; Roland Ruepp also won gold at Salt Lake City in 2002 for the 5 km and 10 km sit-ski events; Francesca Porcellato secured a gold medal in Vancouver in 2010 for the 1 km sprint classic sit-ski event.