ZIGMUNDE, Alīda; POZEMKOVSKA, Maija. The role of the Riga Latvian Society in the life of students and graduates of the Riga Polytechnicum / Riga Polytechnic Institute (1862–1919). History of Engineering Sciences and Institutions of Higher Education, Riga, Latvia, v. 2, p. 24–44, 2018. DOI: 10.7250/HESIHE.2018.003. Disponível em: https://hesihe-journals.rtu.lv/hesihe/article/view/HESIHE.2018.003.. Acesso em: 6 mar. 2026.