29th 2023 9th International Conference on Manufacturing and Industrial Technologies (ICMIT 2023),Athens, Greece

29th 2023 11th International Conference on Mechatronics and Control Engineering (ICMCE 2023),Athens, Greece

20th Thirteenth International Conference on Religion & Spirituality in Society,Athens, Greece

21st Thirteenth International Conference on Religion & Spirituality in Society,Athens, Greece

21st Cultural Sustainable Tourism (CST) - 5th Edition,Thessaloniki, Greece