2
Kelsen, Hans, 1881-1973 -- Congresses : Hans Kelsen and the natural law tradition / edited by Peter Langford, Ian Bryan, John McGarry
2019
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3
Kelsen, Hans, 1881-1973 -- Correspondence : The guardian of the constitution : Hans Kelsen and Carl Schmitt on the limits of constitutional law / edited and translated by Lars Vinx
2015
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Kelsen, Hans, 1881-1973 -- Political and social views : The legitimacy of modern democracy : a study on the political thought of Max Weber, Carl Schmitt and Hans Kelsen / Pedro T. Magalhães
2021
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Kelsen, Hans, 1881-1973. Vom Wesen und Wert der Demokratie : El pensamiento político de Hans Kelsen (1911-1920) : los orígenes de "De la esencia y valor de la democracia" / Sara Lagi
2007
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