TY - BOOK AU - Bosnjackij, G. P. AU - Gricenko, A. I. AU - Sedych, A. D. TI - Problems of environmental monitoring in the gas industry SN - 5-87684-042-4 PY - 1993/// CY - Μ. PB - Huka-5 N2 - Библиогр.: с. 78 ER -