M. Krstic, V. Obradovic, Z. Terzic-Supic, D. Stanisavljevic, and J. Todorovic, “Motivational Factors of Employees in Health Care Institutions in Serbia”, Manag: J. Sustain. Bus. Manag. Solut. Emerg. Econ., vol. 24, no. 1, pp. 33–43, Jan. 2019.