B. Spratt, and M. Maiden. Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences, 354 (1384):
701--10(April 1999)PMID: 10365396.
R. Tirunagari. INTERNATIONAL JOURNAL OF TREND IN SCIENTIFIC RESEARCH AND DEVELOPMENT, 7 (3):
212-217(June 2023)3343<m:linebreak></m:linebreak>Mesures d'associació.