SciELO Portugal - www.scielo.mec.pt

Links

Schaad, N.W.; Postnikova, E.; Lacy, G.; M'Barek, F. and Chang, C.J. (2004) - Xylella fastidiosa subspecies: X. fastidiosa subsp. piercei, subsp. nov., X. fastidiosa subsp. multiplex subsp. nov., and X. fastidiosa subsp. pauca subsp. nov. Systematic and Applied Microbiology, vol. 27, n. 3, p. 290-300.