Purksa, S., A. Kachawangsie, K. Sangkhamart, V. Thosuwonchinda, and J. Kittinorarat. “The A Model of Customer Lifetime Value Creation for Automobile Repair Services in Saraburi Province as a Transportation Hub”. Journal of Humanities and Social Sciences, Rajapruk University, vol. 12, no. 2, Aug. 2026, pp. 423-40, https://so03.tci-thaijo.org/index.php/rpu/article/view/300170.