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- policy:public594
- http://creativecommons.org/publicdomain/mark/1.0/548
- unknown190
- http://creativecommons.org/licenses/by-nc-sa/4.0/46
- PUB2
- Rights holder: Archiv Jana Patočky, z.s.2
- cc:by-sa2
- open access2
- Creative Commons - Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)1
- GNU General Public License, version 21
- Not specified1
- http://creativecommons.org/licenses/by-nc/4.0/1
- http://www.gnu.org/licenses/gpl-2.0.html1