Artykuły w czasopiśmie "European Research Studies Journal"

  1. Customer preferences with regard to correspondence from an energy company / Grażyna Rosa. // European Research Studies Journal. 2021, vol. 24 iss. 4B, s.43-55 DOI: 10.35808/ersj/2621 (WorkId 28417)
  2. Digital Traveler : the use of modern information technologies in passenger transport / Grażyna Rosa. // European Research Studies Journal. 2023, T.26 z.3, s.275-288 DOI: 10.35808/ersj/3211 (WorkId 34439)