Sun, Changling, Zixi Zhang, Marek Vochozka, and Iveta Vozňáková. “Enterprise Digital Transformation and Debt Financing Cost in China?S A-Share Listed Companies”. Oeconomia Copernicana 13, no. 3 (September 25, 2022): 783–829. Accessed December 4, 2022. http://economic-research.pl/Journals/index.php/oc/article/view/2102.