1. Platón a Empedokles Format: Magnetofonový kotouč Type: Sound Subject: audio, fulltext, and MG 6 Rights: open access and Rights holder: Archiv Jana Patočky, z.s.
2. Platón a Parmenides Format: Magnetofonový kotouč Type: Sound Subject: audio, fulltext, and MG 6 Rights: open access and Rights holder: Archiv Jana Patočky, z.s.
3. Zenón a Platón Format: Magnetofonový kotouč Type: Sound Subject: audio, fulltext, and MG 6 Rights: open access and Rights holder: Archiv Jana Patočky, z.s.