Boonmee, P. and Makrachan, T. (2026) “Psychological Factors Influencing the Pricing and Final Price Analysis of Premium Phone Numbers”, Journal of Digital Communications. Bangkok, Thailand, 10(1), pp. 83–103. available at: https://so04.tci-thaijo.org/index.php/NBTC_Journal/article/view/271531 (accessed: 1 September 2026).