1. Nonparametric model checks for regression;Stute;Ann. Statis.,1997
2. Covariate-matched one-sided test for the difference between functional means;Hall,1995
3. Testing the equality of non-parametric regression curves;Delgado;Statis. Probab. Let.,1993
4. Bootstrap test for difference between means in nonparametric regression;Hall;JASA,1990
5. Testing for the equality of two nonparametric regression curves;Koul,1997