Summers, D K Stability of genetic material in prokaryotes. [electronic resource] - Biologicals : journal of the International Association of Biological Standardization Jun 1993 - 91-3 p. digital Publication Type: Journal Article; Review ISSN: 1045-1056 Standard No.: 10.1006/biol.1993.1053 doi Subjects--Topical Terms: Bacteria--geneticsCloning, MolecularGenetic VariationGenetic VectorsPlasmids