TY - CHAP A1 - Gasser, T. A1 - Müller, H. T1 - Kernel estimation of regression functions Y1 - 1979 DO - 10.1007/BFb0098489 T2 - Smoothing Techniques for Curve Estimation. Lecture Notes in Mathematics 757 CY - New York PB - Springer-Verlag SP - 23 EP - -68 ER -