Abesh Loui Aghdam, Somayyeh, soltanpanah, heirsh, Mahdieh, Omid, Shakeri, Roya, Habibi, Foad (2023). Presenting a Systemic Model for the Effectiveness of Marketing Communication Activities in Social Networks. *Journal of System Management*, 9(2), 153-167. 10.30495/jsm.2023.1972982.1715