Manap, Z., A. A. M. Isa, A. S. Mohd Zain, A. M. Darsono, and M. H. Othman. “Implementation of Particle Filtering in TDOA Positioning”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 10, no. 2-8, July 2018, pp. 103-7, https://jtec.utem.edu.my/jtec/article/view/4469.