L. S. Villalba MSC, J. F. Mikán PhD, and J. Sánchez; MSC, “Hydrolytic Activity and Isoenzymatic Characterization of Microbial Population Isolated of Documental Heritage of General Archive of Colombia (Agn)”, NOVA, vol. 2, no. 2, pp. 50–58, Dec. 2004, doi: 10.22490/24629448.7.