^Fernandes A.P.؛ وآخرون (1993). "Evolution of nuclear ribosomal RNAs in kinetoplastid protozoa: perspectives on the age and origins of parasitism". Proceedings of the National Academy of Sciences of the United States of America. ج. 90 ع. 24: 11608–11612. {{استشهاد بدورية محكمة}}: Explicit use of et al. in: |مؤلف= (مساعدة)
^Noyes H.A.؛ وآخرون (1997). "The Leishmania hertigi (Kinetoplastida; Trypanosomatidae) complex and the lizard Leishmania: their classification and evidence for a neotropical origin of the Leishmania-Endotrypanum clade". Journal of Eurkaryotic Microbiology. ج. 44 ع. 5: 511–517. DOI:10.1111/j.1550-7408.1997.tb05732.x. {{استشهاد بدورية محكمة}}: Explicit use of et al. in: |مؤلف= (مساعدة)
^Wallace F.G. (1966). "The trypanosomatid parasites of insects and arachnids". Experimental Parasitology. ج. 18 ع. 1: 124–193. DOI:10.1016/0014-4894(66)90015-4.