Hany M. El-Maghrabi, Samir F. Mahmoud, Ahmed M. Attiya, Mostafa El-Said, and Essam A. Hashish. “Correlation Analysis Between Multi-Sources in Indoor Corridors and Tunnels”. Applied Computational Electromagnetics Society Journal (ACES), vol. 32, no. 04, Aug. 2021, pp. 295-02, https://journals.riverpublishers.com/index.php/ACES/article/view/9645.