Yaro, Abdulmalik S., and Ahmad Z. Sha’ameri. 2018. “Closed-Form 3-D Position Estimation Lateration Algorithm Reference Pair Selection Technique for a Multilateration System”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 10 (2):15-21. https://jtec.utem.edu.my/jtec/article/view/2133.