Death Toll Rises to 72 From Contaminated Beer in Mozambique, MAPUTO, Mozambique, January 13, 2015, By EMMANUEL CAMILLO Associated Press (页面存档备份,存于互联网档案馆)
Nyazema, N. Z. Crocodile bile, a poison: myth or reality?. Central African Journal of Medicine. June 1984, 30 (6): 102–103. ISSN 0008-9176. PMID 6478501.
Nyazema, N. Z. Crocodile (Crocodylus niloticus) bile acids and arrow poisons. Central African Journal of Medicine. June 1985, 31 (6): 114–116. ISSN 0008-9176. PMID 4042148.
Nyazema, N. Z. Crocodile bile, a poison: myth or reality?. Central African Journal of Medicine. June 1984, 30 (6): 102–103. ISSN 0008-9176. PMID 6478501. 使用|accessdate=需要含有|url= (帮助)
Nyazema, N. Z. Crocodile (Crocodylus niloticus) bile acids and arrow poisons. Central African Journal of Medicine. June 1985, 31 (6): 114–116. ISSN 0008-9176. PMID 4042148. 使用|accessdate=需要含有|url= (帮助)