TY  - RPRT
TI  - [Concentrating tubes for taking gas samples].
AU  - V Ia Al'perovich
AU  - B I Koshovskiĭ
AU  - A N Zaborskaia
PY  - 1980
UR  - https://pubmed.ncbi.nlm.nih.gov/7390237/
ID  - 7390237
ER  -