SGEM 2018. 5th International Multidisciplinary Scientific Conference on Social Sciences and Arts. Conference proceedings. Vol. 5. Urban Planning, Architecture and Design. Iss. 5.2 Urban Studies, Planning and Development. 1. vyd. Sofia, Bulharsko : STEF 92 Technology, 2018. Dostupné na internete: <www.sgemsocial.org> ISBN 978-619-7408-60-7. ISSN 2367-5659.