1. Almeida, F. de &Lacaz, C. S. (1941). Estudio sobre oActinomyces brasiliensis, Lindenberg, An. Fac. med. Univ. Sao Paulo,17, 577–583.
2. Baldacci, E. (1944), Contributo alla sistematica degli Attinomiceti. X:Actinomyces madurae. Atti Ist. Bot., Pavia, 3ème sérieV, 141–151.
3. Benedict, R. G., Pridham, P. G., Lindenfelser, L. A., Hall, H. H., &Jakson, R. W. (1955), Further studies in the evaluation of carbohydrate utilization tests as aids in the differenciation of species of Streptomyces. Appl. Microbiol.,3, 1–6.
4. Brion, S., Guiot, G. &Delaveau, P. (1955), Actinomycose du système nerveux central due àNocaria asteroides. Sem. Hopitaux, Paris, P & B,31, 2889–2904.
5. Burkholder, P. R., Sung Huang Sun, Erlich, J. &Anderson, L. (1954), Criteria of speciation in the genusStreptomyces. Ann. New York Acad. Sci.,60, 102–123.