(1)
DÍAZ M., M. P.; PIMIENTA R., A. L.; CARVAJAL S., F. G.; GROSSO V., J. L. . Production of Biosurfactants (rhamnolipids) by Pseudomonas Aeruginosa Isolated from Colombian Sludges. CT&F Cienc. Tecnol. Futuro 1997, 1, 95-108.