Brach, J. . (2021) „Using compressed and liquefied natural gas as a fuel in long-distance road freight transport – opportunities, challenges, and threats from the Polish perspective”, International Business and Global Economy, 40, s. 39–50. Dostępne na: https://czasopisma.bg.ug.edu.pl/index.php/IBage/article/view/7508 (Udostępniono: 22 lipiec 2024).