International referees Marcelo Pierobón and Rolando Cholakián were on hand to give their advice to the officials.
Córdoba Volleyball Federation president Daniel Reynoso Arce welcomed the referees expressing his ambition to work “together for the improvement and growth of our sport.”
Participants were given guidance on score sheets, discipline and substitutions by Pierobón before Cholakián discussed the importance of behaviour, libero playing and the game protocol.