
Hydroamelioration systems and constructions. Hydrogeological and ingineering geological investigations
NORMA vydaná dňa 1.4.1991
Designation standards: VSN 33-2.1.05-90
Publication date standards: 1.4.1991
The number of pages: 25
Approximate weight : 75 g (0.17 lbs)
Country: Russian technical standard
Kategória: VSN