E. Heier

• L.H. Nicolay (1737-1820) and his Contemporaries (International Archives of the History of Ideas / Archives internationales d'histoire des idées)
• Religious Schism in the Russian Aristocracy, 1860-1900
• L.H. Nicolay and his Contemporaries
• Religious Schism in the Russian Aristocracy 1860-1900 Radstockism and Pashkovism