Ng, Benjamin, and Elvino S. Sousa. “Performance Enhancement of DS-CDMA System for Wireless Local Loop<br /&gt;10.14209/Jcis.1999.5”. Journal of Communication and Information Systems 14, no. 1 (June 17, 2015). Accessed July 15, 2020. https://jcis.sbrt.org.br/jcis/article/view/229.