TY  - BOOK
AU  - Capt Ibrar Ahmad 
AU  - Supervisor Dr. Safi Ur Rehman
AU  - Capt Muhammad Junaid Zia 
AU  - Capt Muhammad Awais
AU  - Capt Muhammad Ali	
AU  - Capt Shahzaib Ali 
TI  - Subsurface Investigation by Quadcopters 
U1  - P-994 
PY  - 2023///
CY  - Risalpur
PB  - MCE
KW  - Construction Engineering Management
ER  -