TY  - BOOK
AU  - Tiwari, R.S., Superviser, Arora, M.K., Superviser Kumar, Amit
TI  - Evaluation of control establishment using GPS surveys
U1  - 624.072 
PY  - 2000///
CY  - Roorkee
PB  - Deptt.of Civil Engg. Univ.of Roorkee
ER  -