TY  - RPRT
TI  - Semi-active control algorithms for structures with variable dampers 
AU  - Sadek, Fahim
AU  - Mohraz, Bijan
PY  - 1997
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST IR 6052
DO  - 10.6028/NIST.IR.6052
ER  -