Messi officially becomes a free agent as superstar's Barcelona contract expires
Lionel Messi Has Not Agreed To Renew Paris Saint Germain Contract
Lionel Messi could stay at PSG for at least 1 more year
Barcelona Still Confident of Lionel Messi Contract Renewal
Has Lionel Messi's Barcelona contract expired? What next for the Argentina star?
Report: Messi unwilling to renew Barca contract, Sports
PSG 'in discussion' with Lionel Messi over contract renewal
Barcelona Wants to Keep Lionel Messi. La Liga May Not Allow It. - The New York Times
Lionel Messi's Barcelona renewal is just “matter of time”