Herawati, Heny, et al. “Hydrolytic and Transglycolation Characteristics of Xanthomonas Campestris and Bacillus Megaterium in Several Substrates”. International Journal on Advanced Science, Engineering and Information Technology, vol. 11, no. 1, Feb. 2021, pp. 172-8, doi:10.18517/ijaseit.11.1.12403.