Meenetthip, P., and C. Schaub. “The Early Years of Music Business in Thailand: History and Development, A.C. 1851-1950”. Fine Arts Journal: Srinakharinwirot University, vol. 18, no. 1, June 2014, pp. 97-108, https://so01.tci-thaijo.org/index.php/jfofa/article/view/92984.