M. Olărescu, Alin, Thomas Gronegger, Biborka Bartha, Marina Cionca, and Ioan Muscu. “NON FORMAL EDUCATION IN DESIGN FIELD”. Innovation in Woodworking Industry and Engineering design 7, no. 2 (December 20, 2018). Accessed May 31, 2026. https://innojs.ltu.bg/index.php/scjournal-inno/article/view/228.