Anonyme «Validation List no. 132. List of new names and new combinations previously effectively, but not validly, published» Int J Syst Evol Microbiol. 2010;60(3):469-472. Accès libre.
Ludwig W, Schleifer KH & Whitman WB «Class I. Bacilli class nov.» In: De Vos P, Garrity GM, Jones D, Krieg NR, Ludwig W, Rainey FA, K.-H. S, Whitman WB (eds) Bergey's Manual of Systematic Bacteriology, 2ème édition, vol. 3 (The Firmicutes). Springer, New York, 2009. https://link.springer.com/chapter/10.1007/978-0-387-68489-5_3
