SHEHU, J.; NDEE, H. Bold First Ascent and Difficult Repeats: A Study of Guides and Porters on Mount Kilimanjaro: 探討登山挑夫的背境. Asian Journal of Physical Education & Recreation, [S. l.], v. 12, n. 2, p. 52–62, 2006. DOI: 10.24112/ajper.121315. Disponível em: https://ejournals.lib.hkbu.edu.hk/index.php/ajper/article/view/1315. Acesso em: 29 mar. 2024.