PoliticsCentral European gas operators sign MoU for Greece- Hungary gas corridorPipeline would allow bidirectional gas flows linking Greece, Bulgaria, Romania and HungaryNew connection: Representatives of Desfa, Gastrade, Transgaz, FGSZ, ICGB and Bulgartransgaz attend the signing of the vertical corridor pipeline MoU in Athens.Photo: Davide GhilottiDavide GhilottiAthens