@article{Li2019, author = "Zhaoyang Li", title = "{Design and Simulation of Microwave Filters Using Non-uniform Transmission Line and Superformula}", year = "2019", month = "12", url = "https://hammer.purdue.edu/articles/thesis/Design_and_Simulation_of_Microwave_Filters_Using_Non-uniform_Transmission_Line_and_Superformula/11362436", doi = "10.25394/PGS.11362436.v1" }