Accuracy (trueness and precision) of measurement methods and results. Part 5. Alternative methods for the determination of the precision of a standard measurement method
Microbiology of food and animal feeding stuffs. Horizontal method for the enumeration of β-glucuronidase-positive Escherichia coli. Part 2. Colony-count technique at 44 °C using 5-bromo-4-chloro-3-indolyl β-D-glucuronide
