In the arbitration+irritation,+the+parts+entrust+to the referee+(or+to+referees)+the+solution+of+disputes+ -+insort+or+that can+arise+in+ratio+a+determined +Legal relationships+ -+through+the+tool+negotiation,+by+a+composition+friendly+or+a+shop+of+assessment+attributable+to+will+parts+parts+ themselves,++which+si+they commit+a+consider+the+decision+of the+referees+like+expression+of the+their will.+therefore,+a+time+that+the+parts+have+accepted+of+ Entrust+to+referees+the+adjustment+of+one+controversy+relative+a+rights+of+nature+assets,+is+the+ax+a+constituting+the+source+(negotiation)+these these+rights.