Van Buskirk، J. (2014)، "Incipient habitat race formation in an amphibian"، Journal of Evolutionary Biology، ج. 27، ص. 585–592، DOI:10.1111/jeb.12327، PMID:26230250
Claridge، M. F.؛ Den Hollander، J.؛ Morgan، J. C. (مايو 1985). "The status of weed-associated populations of the brown planthopper, Nilaparvata lugens (Stål) – host race or biological species?". Zoological Journal of the Linnean Society. ج. 84 ع. 1: 77–90. DOI:10.1111/j.1096-3642.1985.tb01717.x.
Cohen، R.؛ Burger، Y.؛ Katzir، N. (2004). "Monitoring Physiological races of Podosphaera xanthii (syn. Sphaerotheca fuliginea), the Causal Agent of Powdery Mildew in Curcubits: Factors Affecting Race Identification and the Importance for Research and Commerce". Phythoparasitica. ج. 32 ع. 2: 174–183. DOI:10.1007/bf02979784.
jstor.org
Jaenike، J. (1981)، "Criteria for Ascertaining the Existence of Host Races"، The American Naturalist، ج. 117، ص. 830–834، JSTOR:2460772
Mayr، Ernst (Winter 2002). "The Biology of Race and the Concept of Equality". Daedalus. ج. 131 ع. 1: 89–94. JSTOR:20027740.
nih.gov
pubmed.ncbi.nlm.nih.gov
Van Buskirk، J. (2014)، "Incipient habitat race formation in an amphibian"، Journal of Evolutionary Biology، ج. 27، ص. 585–592، DOI:10.1111/jeb.12327، PMID:26230250