1. Eighth International Conference on Phenomena in Ionized Gases, Contributed Papers, Vienna, August 27–September 2, 1967; printed by the IAEA.
2. A Survey of Phenomena in Ionized Gases, Invited Papers, IAEA, Vienna, 1968.
3. Plasma Physics and Controlled Nuclear Fusion Research. Conference Proceedings, Novosibirsk, 1–7 August, 1968, IAEA, Vienna, 1969.
4. Ninth International Conference on Phenomena in Ionized Gases, 1969, Contributed Papers, Bucharest, Roumania, September 1–6, 1969.
5. Fourth European Conference on Controlled Fusion and Plasma Physics, Rome, Italy, 31 August–4 September, CNEN, 1970.