Zvirgzdiņš, Indulis. “Pēteris Elksnītis (1879–1963) – One of The Founders of Dairy Farming in Latvia”. History of Engineering Sciences and Institutions of Higher Education 8 (December 27, 2024): 46–66. Accessed March 6, 2026. https://hesihe-journals.rtu.lv/hesihe/article/view/HESIHE.2024.004.