Kertész Ádám (2015) “Report on the Eleventh International Conference on Environmental, Cultural, Economic, and Social Sustainability : 2-23 January 2015, Copenhagen”, Hungarian Geographical Bulletin, 64(2), p. 159. Available at: https://ojs3.mtak.hu/index.php/hungeobull/article/view/2814 (Accessed: 28April2024).