sponsored by the Society of Rubber Industry, Japan, co-sponsored by Foundation for Advancement of International Science, in cooperation with Science Council of Japan, Hyogo Prefectural Government, City of Kobe[s.n.][1995?]<M15-A9889>
under the auspices of the Society of Rubber Industry, Japan, organized by the Organizing Committee for the International Rubber Conference, 1985, with the cooperation of the Science Council of Japan[s.n.][1985 or 1986]<PA435-A2>