TY - BOOK AU - Corr, C. D. ED - International gas conference TI - ˆThe ‰design, construction and operation of gas pipelines in difficult terrain PY - 1970/// CY - Μ. KW - Газопроводы магистральные KW - nlr_sh1 KW - Т29-464 KW - rubbk N2 - Библиогр.: с. 18 ER -