HORNER, A. Obituary: Fred Aalen,1934-2015. Irish Geography, [S. l.], v. 48, n. 2, p. 103–113, 2016. DOI: 10.55650/igj.2015.629. Disponível em: https://irishgeography.ie/index.php/irishgeography/article/view/629. Acesso em: 5 may. 2024.