11. Participation may take limited forms such as suggestion systems, grievance procedures and joint conferences . 12. The two organizations have held a joint conference and have long offered joint memberships. 13. Glickman told the press Monday at a joint conference with EPA Adminstrator Carol Browner. 14. A joint conference committee is trying to resolve the differences. 15. In February 1979 there was a joint conference of the Leningrad and Moscow seminars. 16. It is associated with the American-Romanian Academy, and in 2002 held a joint conference . 17. Venediktov said at a joint conference with other Media-Most members. 18. So,'School of Young Scientists, joint conferences and shows are the results of this interaction. 19. ORGANISERS spared no expense in hosting the first Hong Kong-Guangdong Co-operation Joint Conference on Monday. 20. The ISU and the International Olympic Committee called a joint conference to announce the decision.