12月31日:莫斯科地鐵塔甘卡-紅普列斯尼亞線通車。 Nock, O. S. Britain's New Railway: Electrification of the London-Midland main lines from Euston to Birmingham, Stoke-on-Trent
International Railway Journal. 24 February 2020 [7 September 2020]. (原始内容存档于2023-06-08). €43 million missing from Estonia's railwayelectrification budget.