Bluhm, Rafael, João César Moura Mota, and Charles Casimiro Cavalcante. “Complex-Valued Signals: A Tutorial for Non-Circular Data Processing and Analysis”. Journal of Communication and Information Systems 40, no. 1 (October 7, 2025): 47–73. Accessed November 14, 2025. https://jcis.sbrt.org.br/jcis/article/view/936.