.-. Elsie, R. Riyana, and I. Harahap, “ISOLATION OF Actinomycetes FROM MANGROVE SOIL IN THE VILLAGE OF SUNGAI RAWA, SUNGAI APIT SUB-DISTRICT, SIAK REGENCY, RIAU PROVINCE AND ANTIMICROBIAL TEST AGAINST Escherichia coli AND Staphylococcus aureus”, STK, vol. 1, pp. 84–91, Oct. 2019.