V.A. Kuchkin (1986). О дате рождения Александра Невского [About the Birthdate of Alexander Nevsky]. Вопросы истории [Questions of History] (in Russian) (2): 174–176. Archived from the original on 22 February 2015.
web.archive.org
V.A. Kuchkin (1986). О дате рождения Александра Невского [About the Birthdate of Alexander Nevsky]. Вопросы истории [Questions of History] (in Russian) (2): 174–176. Archived from the original on 22 February 2015.
