Nature protection. Hydrosphere. Indices of state and requlation for valuation survey of tisnery waters

Norma vydaná dňa 1.7.1978

Nature protection. Hydrosphere. Requlations of water objects` protection in timber-rafting

Norma vydaná dňa 1.1.1978

Nature protection. Hydrosphere. Regulations for protection of waters from contamination due to drilling and operation of oil or gas sea wells

Norma vydaná dňa 1.1.1978

Nature protection. Hydrosphere. General requirements for surface and underground water protection against pollution by oil and oil products

Norma vydaná dňa 1.1.1983

Nature protection. Hydrosphere. General requirements to protection of underground waters

Norma vydaná dňa 1.1.1983

Nature protection. Hydrosphere. Procedures for quality control of water in reservoirs and stream flows

Norma vydaná dňa 1.1.1983

Nature protection. Hydrosphere. Procedures for quality control of marine waters

Norma vydaná dňa 1.1.1983

Nature protection. Hydrosphere. General requirements for surface and underground water control against pollution by oil and oil products while supplying by pipe-line

Norma vydaná dňa 1.7.1984

Nature protection. Hydrosphere. General rules for water pollution protection over well drilling and oil and gas extracting of land

Norma vydaná dňa 1.7.1987

Nature protection. Hydrosphere. General requirements for surface water protection against pollution

Norma vydaná dňa 1.7.1986