1. Bio Metro; Bio Universum; Morava: 08.09.1933 Type: programme Subject: Pětiletý plán v SSSR; Pětiletka Language: Czech and German Description: Prodlouž. Rights: Creative Commons BY 4.0
2. Bio Metro; Bio Universum; Morava: 08.09.1933 Type: programme Subject: Pětiletý plán v SSSR; Pětiletka Language: Czech and German Rights: Creative Commons BY 4.0
3. Bio Metro; Bio Universum; Morava: 24.02.1933 Type: programme Subject: Pětiletý plán v SSSR; Pětiletka Language: Czech and German Rights: Creative Commons BY 4.0