Syarifuddin , S. ., S. . Indarti, M. . ., and S. . “Human Capital Management Development and Environment Policy Model on The Performance of State Civil Apparatus in Riau Province Government”. Journal of Ecohumanism, vol. 3, no. 6, Sept. 2024, pp. 2160-8, doi:10.62754/joe.v3i6.4168.