IVANOV, Kaloyan; VALKOVA, Valeria; GOSPODINOVA, Anna. "Brownfields – Varna" – an Informative Platform for the Development of a Sustainable Urban Environment. Construction Entrepreneurship and Real Property, [S. l.], v. 3, n. 1, p. 30–44, 2026. DOI: 10.56065/911fqt31. Disponível em: https://cerp.ue-varna.bg/index.php/ojs1/article/view/78.. Acesso em: 5 jul. 2026.