Russian standards
Product-quality index system. Sterilizing equipment. Index nomenclature
Document status: Active
Tourist services. Services for children and youth tourism. General requirements
Document status: Active
Tourism services. Means of accommodation. General requirements
Document status: Active
Public catering services. Methods of laboratory quality control of products catering. Part 7. Determination of protein by the Kjeldahl method
Document status: Active
Tourism services. Services of the beaches. General requirements
Document status: Active