//-->
Estimation and model specification testing in nonparametric and semiparametric econometric models
Gao, Jiti, (2003)
An Improved Nonparametric Unit-Root Test
Gao, Jiti, (2012)
Model Specification Testing in Nonparametric and Semiparametric Time Series Econometric Models
Gao, Jiti, (2004)