Protopopova, Valentina Nikolaeva, and Emil Alexandrov Botev. “Evaluation and Comparative Analysis of Stress and Deformations in Seismic Hazard Zones in Bulgaria and Adjacent Lands”. Annals of Geophysics 63, no. 2 (May 26, 2020): GD224. Accessed April 20, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/8125.