Zvirgzdiņš I. Pedagogical and Political Activity of Pēteris Sauleskalns (1876–1975), a Graduate (1908) of Riga Polytechnic Institute. HESIHE [Internet]. 2022 Sep. 27 [cited 2026 Mar. 6];6:56-72. Available from: https://hesihe-journals.rtu.lv/hesihe/article/view/HESIHE.2022.004