Akbar Muminovich Sarimsakov. “THEORETICAL SUBSTANTIATION OF INTERNATIONAL MULTIMODAL TRANSPORT INDICATORS AND IMPROVEMENT OF INTERNAL NORMS”. ResearchJet Journal of Analysis and Inventions, vol. 2, no. 03, Mar. 2021, pp. 55-59, https://reserchjet.academiascience.org/index.php/rjai/article/view/21.