RETRACTED: Educational Marketing Tools on the Way to Costumer: Analogies with Approaches in Technical Systems DescriptionNadiia Artyukhova, Artem Artyukhov, Robert Rehak and Tetyana VasylievaE3S Web Conf., 456 (2023) 04001DOI: https://doi.org/10.1051/e3sconf/202345604001