MILAN, April 30 -- Serie A leaders Inter Milan could be crowned champions of Italy this weekend when they take on Parma at the San Siro, as a brewing referee scandal threatens the integrity of Italy's top flight.

Holding a 10-point lead over Napoli, who are at Champions League chasers Como on Saturday evening, Inter need just one win in their final four matches to secure a 21st league title and third in six seasons.

But when Inter fans take to their seats on Sunday evening, their Scudetto celebrations might already be underway, if Napoli lose to Como and AC Milan - 12 points back in third - fail to win at Sassuolo on Sunday afternoon.

Parma have nothing to play for and should be easy meat for Inter, but the same could have been said la...