Semerak В.; Semerak М. MATHEMATICAL MODELING OF THE THERMOELASTIC STATE OF AN ISOTROPIC HALF-SPACE UNDER THE INFLUENCE OF A FRICTIONAL HEAT SOURCE. Bulletin of Lviv National Environmental University. Series Agroengineering Research, Lviv, Ukraine, n. 29, p. 172–178, 2026. DOI: 10.32718/agroengineering2025.29.172-178. Disponível em: https://visnyk.lnau.edu.ua/index.php/agroengineering/article/view/550. Acesso em: 11 mar. 2026.