Gan, Z. F. (2021). Time-Varying Rotor Noise Computations and Analysis of Electric Vertical Take-Off and Landing Aircraft. Masters thesis, The Pennsylvania State University.
![white clouds above silhouette of clouds at day](https://s3.wp.wsu.edu/uploads/sites/192/2019/10/brady-bellini-_hpk_92Crhs-unsplash.jpg)
Gan, Z. F. (2021). Time-Varying Rotor Noise Computations and Analysis of Electric Vertical Take-Off and Landing Aircraft. Masters thesis, The Pennsylvania State University.