LITTA, Sebastian. Celebrating 200 Years of Humboldt University. International Higher Education, [S. l.], n. 60, 2010. DOI: 10.6017/ihe.2010.60.8499. Disponível em: https://ejournals.bc.edu/index.php/ihe/article/view/8499. Acesso em: 20 apr. 2024.