Support for a stepwise mutation model for pathogen evolution in Australasian Puccinia striiformis f.sp. tritici by use of molecular markers - Steele, K. A.; Humphreys, E.; Wellings, C. R.; Dickinson, M. J. (Blackwell Science Ltd, 2001)
http://dx.doi.org/10.1046/j.1365-3059.2001.00558.x
Keywords: ZA-ZE