TY  - RPRT
TI  - Flow measurement in open channels and closed conduits Volume 1 
AU  - Irwin, Lafayette K
PY  - 1977
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 484v1
DO  - 10.6028/NBS.SP.484v1
ER  -