Josias Cardoso, Cesar's agent, admitted initial contact has been made with Fiorentina even though he is not directly speaking to the club.
"The player is willing to wait to find another team.
"Fiorentina must also offer a four-year contract or one spanning at least until 2017."
The Arsenal manager is looking to bolster his goalkeeping options and offer some tough competition to current number one Wojciech Szczesny.
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