Sangkao, Chakkaphong, and Thanomsak Sueannoi. “Assessing the Willingness to Pay Additional Money for Purchasing Online Accounting Program Packages of Entrepreneurs in Bangkok and Surrounding Areas”. Arts of Management Journal 8, no. 3 (September 30, 2024): 278–298. accessed April 7, 2025. https://so02.tci-thaijo.org/index.php/jam/article/view/270494.