NAZAROV, Z. A. . Concept of Physical Burden. Pindus Journal of Culture, Literature, and ELT, [S. l.], v. 3, n. 5, p. 70–72, 2023. DOI: 10.51699/pjcle.v3i5.731. Disponível em: https://literature.academicjournal.io/index.php/literature/article/view/731. Acesso em: 22 jul. 2024.