SGEM 2018. 18th International Multidisciplinary Scientific GeoConference. Conference Proceedings Vol. 18. Nano, Bio and Green - Technologies for a Sustainable Future. Issue 6.3 Green Buildings Technologies and Materials Green Design and Sustainable Architecture. 1. vyd. Sofia : STEF 92 Technology, 2018. 736 s. ISBN 978-619-7408-52-2. ISSN 1314-2704.