Kobkanjanapued, Yodsawinkan, and Phatnatcha Chotkunakitti. 2021. “Value Relevance of Book Value, Accounting Earnings and Operating Cash Flows in Explaining Security Prices of Thai Listed Companies During the COVID-19 Situation”. Rajapark Journal 15 (40). Bangkok, Thailand:79-95. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/250314.