BOYANOVA, Yanitsa. RADIOGENIC HEAT PRODUCTION IN THE EARTH’S CRUST OF BULGARIA: THE DOMINANT ROLE OF THE RHODOPE MASSIF. Proceedings of the International Conference on Secure Systems Design and Technology Development, [S. l.], v. 1, p. 87–91, 2026. DOI: 10.68302/std2026.vol1.144. Disponível em: https://journal.etrconf.eu/std/article/view/144. Acesso em: 29 sep. 2026.