Participating in a competition held at lonavala in Maharashtra last week, Keonjhar district Kickboxing Association secretary Abhishek Kumar Gupta and two others Ritu Gil and Susama Kumar Gupta residents of Barbil were selected as referees for the International Kickboxing event. International repute jury Bren William Brick and lacktikov have selected them. They will participate in the forthcoming international match as referees. The success of three youths has brought joy of happiness in the Barbil area.