Edison Hotaguan Manurung, “The Role of KKN Students in the Rejuvenation of the Nurul Ulum Al-Husaeni Early Childhood Education Building as a Step to Support a Healthy Environment in Early Childhood (Case Study of Engineering Students at Mpu Tantular University KKN Year 2022, Al-Husaeni PAUD Sukasari Village/Subdistrict, Rumpin District, Bogor Regency/City, West Java Province)”, DARMA, vol. 2, no. 1, pp. 1–8, Feb. 2023.