What are the experts saying about Lionel Messi leaving Barcelona?
Can Barcelona retire Messi's number 10? - AS USA
Lionel Messi agrees Paris St-Germain deal after Barcelona exit - Guillem Balague - BBC Sport
Fans Want Barcelona To Retire The #10 Jersey After Leo Messi Quits, But La Liga Doesn't Quite Agree
Barcelona Gives Up Messi's Star Power to Try Fixing Its Finances - Bloomberg
Here's why Barcelona will NEVER retire the No.10 shirt to honour Lionel Messi
Lionel Messi latest: Joan Laporta says negotiations with Messi are 'done and over'
Messi breaks down, says he wasn't ready to leave Barcelona
Lionel Messi: Why dream return to Barcelona looks very unlikely - BBC Sport
Argentina resting No.10 in Messi's absence bemuses Man Utd keeper Romero
Barcelona will NOT be able to retire Lionel Messi's sacred No.10 shirt because of LaLiga rules
FC Barcelona confirm Lionel Messi will not continue at the club
La Liga: No. 10 jersey at Barcelona after Lionel Messi left is up for grabs
Lionel Messi's retirement plan revealed: Report
Where Messi could play next if he leaves Barcelona