Arnita Sari, Nurhikmatul Auliya, and Hardani, “UJI EFEKTIVITAS ANTIBAKTERI EKSTRAK RUMPUT LAUT (Eucheuma cottonii) TERHADAP BAKTERI Bacillus cereus dan Streptococcus mutans”, PTM, vol. 2, no. 2, pp. 53-59, Aug. 2020.