Measurement of radioactivity in the environment. Air: radon-222. Origins of radon and its short-lived decay products and associated measurement methods— 42 стр.
Design of graphical symbols for use in the technical documentation of products - Part 1: Basic rules (ISO 81714-1:2010); German version EN ISO 81714-1:2010— 22 стр.
Measurement of radioactivity in the environment. Air: radon-222. Origins of radon and its short-lived decay products and associated measurement methods— 40 стр.
BS ISO 18589-5. Measurement of radioactivity in the environment. Soil. Part 5. Strontium 90. Test method using proportional counting or liquid scintillation counting— 42 стр.
Measurement of radioactivity in the environment. Air: radon-222. Determination of the diffusion coefficient in waterproof materials: membrane one-side activity concentration measurement method— 36 стр.