Lenski, Richard E. (2000). "Source of founding strain". Richard E. Lenski Homepage. Michigan State University. Archived from the original on 2018-05-31. Retrieved 2008-06-18.
Lenski, R. E. (1998-12-01). "Bacterial evolution and the cost of antibiotic resistance". International Microbiology. 1 (4): 265–270. ISSN1139-6709. PMID10943373.
Lenski, Richard E. (2000). "Source of founding strain". Richard E. Lenski Homepage. Michigan State University. Archived from the original on 2018-05-31. Retrieved 2008-06-18.
Lenski, R. E. (1998-12-01). "Bacterial evolution and the cost of antibiotic resistance". International Microbiology. 1 (4): 265–270. ISSN1139-6709. PMID10943373.