https://archive.org/details/die-vierte-industrielle-revolution-ernst-wolff
https://archive.org/details/die-hypersensible-gesellschaft-philosophischer-stammtisch-srf-kultur
https://archive.org/details/narrative-54-prof.-dr.-dr.-phil.-harald-walach
https://archive.org/details/wozu-nutzt-eigentlich-religion-hartmut-rosa-sternstunde-religion-srf-kultur
https://archive.org/details/philip-pettit-was-bedeutet-freiheit-sternstunde-philosophie-srf-kultur