Zamanimoghadam, Afsaneh, Hadavand, Saeed, Taghipoorzahir, Ali (2021). Designing and explaining the professional development model of senior managers of Iran's telecommunications industry Case study: companies MCI, Irancell, Rightel. * Quarterly Journal of Training and Development of Human Resources*, 8(28), 194-217. 10.52547/istd.31250.8.28.194