Sulaeman, S, Agus Mulyadi Purnawanto, Irfanudin Yusuf Purnomo, Anggit Dwi Kurniawan, Alwi Isya Bakhtiar, Salsa Agustiani Eka Saputri, and Windra Siti Nur Oktaviani. “Training on Making Coconut Shell Briquettes to Improve the Village Economy in the Kaleng Village Community, Puring District, Kebumen Regency: Pelatihan Pembuatan Briket Batok Kelapa Dalam Meningkatkan Perekonomian Desa Pada Masyarakat Desa Kaleng Kecamatan Puring Kabupaten Kebumen”. Prosiding University Research Colloquium 18 (February 26, 2024): 37–41. Accessed April 18, 2025. https://repository.urecol.org/index.php/proceeding/article/view/2965.