“Polycentric Collaborative Governance and Circular Economy in Urban Waste Systems: Public Value Co-Creation Through CSR–Community Partnerships in Surabaya, Indonesia”. Jurnal Perencanaan Pembangunan: The Indonesian Journal of Development Planning, vol. 9, no. 3, Dec. 2025, pp. 408-21, https://doi.org/10.36574/jpp.v9i3.781.