Reference(s)

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Stackebrandt, E., Wunner-Fussi, B., Fowler, V.J., Schleifer, K.H. 1981. Deoxyribonucleic acid homologies and ribonucleic similarities among sporeforming members of the order Actinomycetales. Int. J. Syst. Bacteriol., 31, 4: 420-431.