TY  - BOOK
AU  - Persson, Per-Anders
AU  - Holmberg, Roger
AU  - Lee, Jaimin
TI  - Rock Blasting and Explosives Engineering 
SN  - 084938978X
U1  - 624.152 
PY  - 1994///
CY  - Boca Raton : 
PB  - CRC Press, 
KW  - Explosives Engineering
KW  - Rock Blasting
KW  - Rock Excavation
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-8493-8978-X.pdf
ER  -