Vrabec V. The Temporary Meant 23 Years, from 20 August 1968 to 30 June 1991 (Documentation of Stay of Soviet Troops in Czechoslovakia). CJIR [Internet]. 1997 Jan. 1 [cited 2024 Nov. 21];32(1):102-4. Available from: https://ojs3.iir.cz/index.php/cjir/article/view/1270