Mohamad, N. H. ., A. . Sulaiman, J. . Krishnan, M. N. . Mokhtar, and A. S. . Baharuddin. “Microbubbles Size Distribution at Different Palm Oil Mill Effluent (POME) Temperatures for Oil Recovery Study”. Scientific Research Journal, vol. 14, no. 2, Dec. 2017, pp. 89-98, doi:10.24191/srj.v14i2.9366.