Mälk, Sandra. “Contribution of Estonian Architect Karl Tarvas (1885–1975), a Graduate of Riga Polytechnic Institute, to Estonian Housing During the Interwar Period”. History of Engineering Sciences and Institutions of Higher Education 5 (October 20, 2021): 65–92. Accessed March 6, 2026. https://hesihe-journals.rtu.lv/hesihe/article/view/HESIHE.2021.004.