Chai NP, Wan Zainal Abidin WA, Wan Ibrahim WH, Anak Hong Ping K. A REVIEW ON RECENT AVAILABLE POSITIONING TECHNOLOGIES AND ITS ADVANCEMENT. Malaysian J. Sci. [Internet]. 2015 Jun. 30 [cited 2024 May 2];34(1):113-28. Available from: https://mjs.um.edu.my/index.php/MJS/article/view/6613