1. Aharonowitz, Y. (1980) Regulation Interrelationships of Nitrogen Metabolism and Cephalosporin Biosynthesis. In: Proc. 3rd International Symposium on Genetics of Industrial Microorganisms (1978), Univ. of Wsiconsin, Madison. Eds. O.K. Sebek and A.I. Laskin, p. 211.
2. Babiskaya, V.G. and Vecher, A.S. (1967) Effect of some sources of carbon nutrition on hydrolylic and antibiotic activity of. LSB-2201. Dokl and Akad Nauk Beloruses SSR 11, 61–64.
3. Brinberg, S.L., Smirnova, L.V. and Papatsenko, V.P. (1968) Effect of the carbon source and phosphorus concentration in the medium on streptomycin biosynthesis, Antibiotiki 13: 107.
4. Chang, Hao, Wang, H.T., Chien, C.F., Cy, L.I. and Pni, K. (1965) The influence of different nitrogen sources on the growth and streptomycin production by Actinomyces streptomycini, Acta Microbiol Sinica, 2: 235.
5. Chaudhary, K.D.B. (1962) Nutritional requirements of Streptomyces griseus Agra strain on the production of fungistatic substance. III.pH of the medium, Agra Univ. Tour Res., Sci. 11: 212–214.