Butkus, Zenonas. “The Communist Revolt in Tallinn on the 1st of December 1924 and Its Diplomatic Cover-Up”. Lietuvos istorijos studijos 430 (August 8, 2019): 22-43. Accessed August 5, 2021. https://www.journals.vu.lt/lietuvos-istorijos-studijos/article/view/13786.