Hersh, Megan N; Ponder, Rebecca G; Hastings, P.J; Rosenberg, Susan M (June 2004). «Adaptive mutation and amplification in Escherichia coli: two pathways of genome adaptation under stress». Research in Microbiology155 (5): 352–359. doi:10.1016/j.resmic.2004.01.020. PMID15207867.
Hersh, Megan N; Ponder, Rebecca G; Hastings, P.J; Rosenberg, Susan M (June 2004). «Adaptive mutation and amplification in Escherichia coli: two pathways of genome adaptation under stress». Research in Microbiology155 (5): 352–359. doi:10.1016/j.resmic.2004.01.020. PMID15207867.