Zamanimoghadam, Afsaneh, Hadavand, Saeed, Taghipoorzahir, Ali. “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, vol. 8, no. 28, 2021, pp. 194-217. 10.52547/istd.31250.8.28.194