A. A. A. . Sinaga, H. . Wahyuningsih, and K. . Berliani, “Population Study of Kedukang Fish (Hexanematichthys sagor) in The Waters of Percut River, Percut Sei Tuan District, Deli Serdang Regency, North Sumatera”, jppipa, pendidikan ipa, fisika, biologi, kimia, vol. 9, no. 12, pp. 11517–11527, Dec. 2023.