Karnasuta, Kanitda. “Business Management Strategies in accordance with the Principles of Papanika in the Era of the Coronavirus Disease - 2019 (COVID - 2019) Pandemic”. MCU Haripunchai Review 6, no. 1 (June 30, 2021): 45–60. accessed August 29, 2026. https://so04.tci-thaijo.org/index.php/JMHR/article/view/a-a-a.