“Sandstone Provenance of Walanae Formation As a Parent Rock in Bulukumpa Area, Bulukumba Regency, South Sulawesi: Provenance Batupasir Formasi Walanae Sebagai Bahan Induk Tanah Di Daerah Bulukumpa Kabupaten Bulukumba, Sulawesi Selatan”. 2023. Jurnal Ecosolum 12 (2): 178-91. https://doi.org/10.20956/ecosolum.v12i2.31432.