HamarF. 2019. HOW DID THE 4TH INDUSTRIAL REVOLUTION AFFECT THE FINANCIAL SITUATION OF COMPANIESIN THE HUNGARIAN TELECOMMUNICATIONS SECTOR IN 2013 -2017?. Multidisciplinary Challenges, Diverse Responses - Journal of Management and Business Administration. 2 (Dec. 2019), 46-70. DOI:https://doi.org/10.33565/MKSV.2019.02.03.