BREUNING MADSEN, Henrik. Jaroslav Balek: Hydrology and water resources in tropical regions. - (Developments in water science, 18). Geografisk Tidsskrift, [S. l.], v. 85, 1985. Disponível em: https://tidsskrift.dk/geografisktidsskrift/article/view/44084. Acesso em: 5 dec. 2025.