1.
Sepp J. Professor Elvi Ulst (23.04.1934–31.12.2017). In memoriam (Abstract). TPEP [Internet]. 2019 Dec. 16 [cited 2024 Mar. 29];27(3-4):212. Available from: https://ojs.utlib.ee/index.php/TPEP/article/view/16237