Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Stalin's Special Departments. A Comparative Analysis of Key Sources. Københavns Universitets Institut for Slavistik og Øststatsforskning. Skrifter. Rapporter Band 20
Walter Hollweg, Neue Untersuchungen zur Geschichte und Lehre des Heidelberger Katechismus, Neukirchen 1961 (Beiträge zur Geschichte und Lehre der reformierten Kirche 13)