1. Nonparametric estimation of mean functionals with data missing at random;Cheng;J. Amer. Statist. Assoc.,1994
2. Regression Graphics: Ideas for Studying Regressions through Graphics, Vol 482;Cook,2009
3. Likelihood-based sufficient dimension reduction;Cook;J. Amer. Statist. Assoc.,2009
4. discussion of “Sliced inverse regression for dimension reduction”, by K.C. Li;Cook;J. Amer. Statist. Assoc.,1991
5. Nonparametric Density Estimation: the L1 View, Vol. 119;Devroye,1985