GOST R 53091-2008 Soil quality. Sampling. Part 3. Guidance on safety
GOST R 53123-2008 Soil quality. Sampling. Part 5. Guidance on the procedure for the investigation of urban and industrial sites with regard to soil contamination
GOST R 8.563-2009 State system for ensuring the uniformity of measurements. Procedures of measurements
GOST R 8.594-2002 State system for ensuring the uniformity of measurements. The metrological ensuring of radiation control. General principles
GOST R ISO 5725-6-2002 Accuracy (trueness and precision) of measurement methods and results. Part 6. Use in practice of accuracy values