Fortmueller, Astrid, Ann-Kathrin ARP, Jan KIEHNE, and Matthias DUENNWEBER. “INNOVATIVE LEADERSHIP AND MARKETING IN THE STYRIAN VOLCANIC REGION”. Ecoforum Journal 8, no. 1 (January 30, 2019). Accessed November 22, 2025. https://ecoforumjournal.ro/index.php/eco/article/view/2479.