CHABUKLIYSKI, Iliyan. Building Permits in Sofia (2010 – 2024) as a Measure of Investment Activity. Construction Entrepreneurship and Real Property, [S. l.], v. 3, n. 1, p. 104–116, 2026. DOI: 10.56065/w31e4x49. Disponível em: https://cerp.ue-varna.bg/index.php/ojs1/article/view/67.. Acesso em: 5 jul. 2026.