International Conference of Faculty of Mechanical Engineering “Challenges in Higher Education and Research in 21st Century” in Sozopol, on the Black see , Bulgaria in House of Technical University of Sofia. The papers are published in special Proceeding by Heron Press.

Also in Varna, Bourgas, Borovets in "CONFERENCE FOR YOUNG RECEARCHERS" and International Conference “Techsys” – engineering, technology and systems Technical University of Sofia, Plovdiv Branch.