E. R. Angelina Sitanggang, Loren Agustina Purba, Folpin Suandi Luaha, Putri Mawati Ndruru, Safna D. N. Simanjuntak, and Erisdawati Warasi, “Campus And Community Collaboration Through Greening And Tutoring In Nahornop Marsada Village”, sabangka, vol. 5, no. 04, pp. 1643–1658, Jul. 2026.