ŠVAŘÍČKOVÁ SLABÁKOVÁ, R. Heinrich Coudenhove-Kalergi and Mitsuko Aoyama: travels, space and time at the turn of the 19th and 20th centuries. Theatrum historiae, [S. l.], n. 12, p. 171–187, 2013. Disponível em: https://theatrum.upce.cz/index.php/theatrum/article/view/1945. Acesso em: 4 may. 2024.