Yustisia, D. and Junnaufal 2025. Pengaruh Jarak Tanam dan Fermentasi Urine Sapi terhadap Pertumbuhan dan Hasil Kubis Bunga. Proceedings Series on Physical & Formal Sciences. 8, (Mar. 2025), 79–83. DOI:https://doi.org/10.30595/pspfs.v8i.1477.