Thompson, J K, Foley, Sophie, McConville, K J, Nicholson, C, Collins, M A, Pridmore, R D, "Complete Sequence of Plasmid pLH1 from Lactobacillus helveticus ATCC15009: Analysis Reveals the Presence of Regions Homologous to Other Native Plasmids from the Host Strain", Plasmid, 1999