The existence+of+one+clause+skuser+not+excludes+the+competence+of the+judge+ordinary+ad+emit+a+decree+injunction,+ma it imposes+a+the latter,+i n+case+subsequent+opposition,+the+declaration+of+nullity+of the+decree+opposite+and+the+contextual+remittance+of the+controversy+to the+judgment+of the+referees.