| Approving the Regulations on the use of public water supply and sewerage systems in the Russian Federation
Об утверждении правил пользования системами коммунального водоснабжения и канализации в российской федерации |
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MISC Ref. TU-gaz-86Requirements for Indicators and Gaz Analyzers |
SakhalinGD 471Boundaries and Sizes of Water Conservation Zones |
GOST 17.1.2.04-77Environmental protection. Water. Status … |