●   Evtushenko LI,Dorofeeva LV,Subbotin SA,Cole JR,Tiedje JM (2000). Leifsonia poae gen. nov., sp. nov., isolated from nematode galls on Poa annua, and reclassification of 'Corynebacterium aquaticum' Leifson 1962 as Leifsonia aquatica (ex Leifson 1962) gen. nov., nom. rev., comb. nov. and Clavibacter xyli Davis et al. 1984 with two subspecies as Leifsonia xyli (Davis et al. 1984) gen. nov., comb. nov. Int. J. Syst. Evol. Microbiol. 50, 371-80.
●   Suzuki KI,Suzuki M,Sasaki J,Park YH,Komagata KK (1999). Leifsonia gen. nov., a genus for 2,4-diaminobutyric acid-containing actinomycetes to accommodate "Corynebacterium aquaticum" Leifson 1962 and Clavibacter xyli subsp. cynodontis Davis et al. 1984. J. Gen. Appl. Microbiol. 45, 253-262.
●   Davis MJ,Gillaspie AG,Vidaver AK,Harris RW (1984). Clavibacter: a new genus containing some phytopathogenic coryneform bacteria, including Clavibacter xyli subsp. xyli sp. nov., subsp. nov. and Clavibacter xyli subsp. cynodontis subsp. nov., pathogens that cause ratoon stunting disease of sugarcane and Bermudagrass stunting disease. Int. J. Syst. Bacteriol. 34, 107-117.