1.
ANDRZEJ BUDA, ANDRZEJ JARYNOWSKI, KATARZYNA KU┼╣MICZ. An attempt to unified approach to the evolution of products in the entertainment industry. EMET [Internet]. 2020May28 [cited 2021Jan.17];6(6):80-3. Available from: https://e-methodology.eu/index.php/e-methodology/article/view/1196