Akbar Kurniawan, Rini Sulistiani, Dafni Mawar Tarigan, and Wan Arfiani Barus, “EFFECTIVENESS OF BIOCHAR AND MICROBIAL APPLICATIONS IN SWEET SORGUM (SORGUM BICOLOR L.) CROPS ON SEAWATER-INTRUDED MEDIA”, IJSET, vol. 5, no. 5, pp. 2083–2200, Apr. 2026.