Luyt, Catherine Diane, Muller, Wilhelmine J., Tandlich, Roman. "CALIBRATION OF BIFIDOBACTERIAL INDICATORS FOR MICROBIAL WATER QUALITY MONITORING IN SOUTH AFRICA." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on WATER RESOURCES. FOREST, MARINE AND OCEAN ECOSYSTEMS, 2013, pp. 47 - 54 pp. https://doi.org/10.5593/sgem2013/bc3/s12.006