Qaid, A. S. M., & Al-Sufyani, A. M. A. (2026). The Impact of Core Capabilities on Achieving Organizational Effectiveness (A field study on a sample of civil society organizations in the City of Taiz). Al Saeed University Journal of Humanities Sciences, 9(1), 30–73. https://doi.org/10.59325/sjhas.v9i1.299