Geotechnical investigation and testing -- Sampling methods and groundwater measurements -- Part 3: Conformity assessment of enterprises and personnel by third party— 16 стр.
Geotechnical investigation and testing -- Sampling methods and groundwater measurements -- Part 2: Qualification criteria for enterprises and personnel— 12 стр.
Soil quality. Sampling. Collection, handling and storage of soil under aerobic conditions for the assessment of microbiological processes, biomass and diversity in the laboratory— 18 стр.