TY - JOUR AU - LudeƱa, Carenne TI - Efficient estimation of functionals of the spectral density of stationary gaussian fields JO - ESAIM: Probability and Statistics PY - 1999 SP - 23 EP - 47 VL - 3 PB - EDP-Sciences UR - http://www.numdam.org/item/PS_1999__3__23_0/ LA - en ID - PS_1999__3__23_0 ER -