Tālberga I, Mandel A. On the imperfective and perfective aspect in Estonian and Latvian. ESUKA-JEFUL [Internet]. 2017 Mar. 21 [cited 2024 Nov. 29];8(1):241-6. Available from: https://ojs.utlib.ee/index.php/jeful/article/view/jeful.2017.8.1.13