1. LONG-RANGE WIND TURBINE NOISE ROPAGATION BY THE PARABOLIC EQUATION METHOD Open Access Author: Cheng, Rui Title: LONG-RANGE WIND TURBINE NOISE ROPAGATION BY THE PARABOLIC EQUATION METHOD Graduate Program: Aerospace Engineering Keywords: Sound PropagationParabolic Equation File: Download RuiCheng-Dissertation.pdf Committee Members: Kenneth Steven Brentner, Committee Chair/Co-ChairPhilip John Morris, Committee MemberLyle Norman Long, Committee MemberVictor Ward Sparrow, Committee Member