CAREERS OF LATVIAN OPERA SINGERS AT THE LATVIAN NATIONAL OPERA AND ABROAD IN THE 1920S AND 1930S. Mūzikas akadēmijas raksti, Riga, Latvia, v. 18, p. 97–117, 2024. Disponível em: https://jvlma.rta.lv/index.php/mar/article/view/23.. Acesso em: 19 sep. 2024.