TY  - BOOK
A1  - /Economic Commission for Europe.
TI  - Best practice guidance for effective methane drainage and use in coal mines
PB  - سازمان اسناد و كتابخانه ملی جمهوری اسلامی ایران
SN  - 102210784
UR  /book/102210784/Best-practice-guidance-for-effective-methane-drain/
ER  -