Sozialistisches Osteuropakomitee 1977/22: Charta 77 1977/?
- Document's type: Periodical
- Author: Karel Douděra (Author) / Luca Pavolini (Author) / Petr Uhl (Author)
- Date of origin: 1. 6. 1977
- Record's ID: 13945
Sunday Times 1977/?, str. ?: I stand firm says Czech playwright
- Document's type: Press cutting
- Author: Tom Stoppard (Author)
- Date of origin: 26. 6. 1977
- Record's ID: 3421