“Establishment of Bioactive Supstances (Cobamides) in the Mould’s Extracts in Comparative Test With E. Coli 113-3, L. Monocytogenes, B. Cereus and Candida Sp”. Acta Medica Academica, vol. 10, June 1964, pp. 149-54, https://doi.org/10.5644/Radovi.87.