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
Catalogization of products for federal state needs. The order of formation and management of general part of the federal products catalogue for federal state needs