LIU, Weizheng, and Yanyan CHEN. “Exploring the Highway Travel Patterns Affected by COVID-19 through Outbreak to Recovery Stages – A Case Study in Guizhou Province”. Promet - Traffic&Transportation 36, no. 3 (June 20, 2024): 478–491. Accessed December 4, 2024. https://traffic2.fpz.hr/index.php/PROMTT/article/view/482.