@article{li_ren_guo_2020,  title={Synthesis of Sparse Arrays Based On CIGA (Convex Improved Genetic Algorithm)},  volume={19},  ISSN={2179-1074},  url={https://doi.org/10.1590/2179-10742020v19i4865},  DOI={10.1590/2179-10742020v19i4865},  number={4},  journal={Journal of Microwaves, Optoelectronics and Electromagnetic Applications},  publisher={Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo},  author={Li, Jianxiong and Ren, Shuang and Guo, Cuijuan},  year={2020},  month={Oct},  pages={444–456} }