1989 IEEE International Conference on Robotics and Automation. 1985 IEEE International Conference on Robotics and Automation : IEEE International Conference on Robotics and Automation 1988 9th International Conference on Pattern Recognition. 1986 International Conference on Pattern Recognition. 1984 International Conference on Cyclotrons and their Applications. 10th International Conference on Pattern Recognition. Ninth International Conference on Pattern Recognition. 1981 International Conference on Communications : 1982 International Conference on Plasma Physics.