| Activity Report, 01.04.1964(?) of the Group. The report concerns its 2nd and 3rd meetings.
Activity Report, 15.05.1965-19.05.1965of the Group. The report concerns its 5th meeting.
Activity Report, 01.11.1965(?)of the Group. The report concerns its 6th meeting.
Initial order | In alphabetical order | By date |
