https://archive.org/details/mariette-lindstein-die-sekte-1
https://archive.org/details/mariette-lindstein-die-sekte-2
https://archive.org/details/verschmelzung-zweier-schwarzer-locher-fur-2022-prognostiziert-peter-kroll
https://archive.org/details/blair-witch-project-1999-alle-hintergrunde-und-geschichte-erklart
https://archive.org/details/narrative-03-by-konstantina-rosch-der-fluch-der-schwarzen-padagogik
https://archive.org/details/die-ufo-akten-des-pentagons
https://archive.org/details/missing-411-er-lief-sich-die-fusse-bis-zu-den-knochen-ab-der-fall-james-madison-midnight-mansion