Tenchurina LZ, Kosyrev VP, Silaychev PA. Theoretical Foundations Development of Vocational Pedagogical Education in the 1920s – Early 1930s. JHETP [Internet]. 2022 Aug. 21 [cited 2024 Nov. 23];22(9). Available from: https://mail.articlegateway.com/index.php/JHETP/article/view/5365