TY  - BOOK
AU  - International Labour Office.
ED  - International Labour Office.
TI  - Model code of safety regulations for underground work in coal mines for the guidance of govt. and of the coal mining Industry
U1  - "X9(HZ551):94.1.N3, J0/UN" 
PY  - 1950///
CY  - Geneva
PB  - ILO       
KW  - Minings
ER  -