Porkpermdee, W. ., J. Mettathamrong, P. . Upping, and C. . Chaichana. “The Factors Influencing Krung Thai Bank Service in Sakon Nakhon Province for Building Strong Relationships in Bank Service”. Parichart Journal, vol. 36, no. 1, Jan. 2023, pp. 74-90, doi:10.55164/pactj.v36i1.255823.