Sources
https://medium.com/neo4j/european-natural-gas-network-via-knowledge-graph-3c3decb5f2ec
https://energy.ec.europa.eu/system/files/2021-04/bg_pap_en_0.pdf
https://www.planete-energies.com/en/media/infographic/gas-pipelines-between-europe-russia-and-caucasia
Archives
https://archive.is/rs6OC
https://commons.wikimedia.org/wiki/File:Major_russian_gas_pipelines_to_europe.png
https://web.archive.org/web/20220403013715/https://energy.ec.europa.eu/system/files/2021-04/bg_pap_en_0.pdf
https://archive.is/VCSbX
