Interreg

https://katerini.gr/2022/08/25/%ce%b1%ce%be%ce%b9%ce%bf%cf%80%ce%bf%ce%af%ce%b7%cf%83%ce%b7-%cf%83%cf%85%cf%83%cf%84%ce%b7%ce%bc%ce%ac%cf%84%cf%89%ce%bd-%cf%80%ce%bb%ce%b7%cf%81%cf%8e%ce%bd%cf%89-%cf%8c%cf%84%ce%b9-%cf%80%ce%b5/