Hennies, Manfred O.E. “Minu Sõber Ja Kolleeg Professor Dr Matti Raudjärv”. Estonian Discussions on Economic Policy 27, no. 1-2 (September 5, 2019): 57–60. Accessed April 24, 2024. https://ojs.utlib.ee/index.php/TPEP/article/view/15452.