Wan Ghazali, W. N. S., Subramaniam, S. D., Abdullah, S. and Mohd Azman, N. A. (2023) “Single factor optimisation of ultrasonic-assisted extraction for recovery of phenolic compounds and its antioxidant activity using one factor analysis”, Malaysian Journal of Chemical Engineering & Technology, 6(1), pp. 9–16. doi: 10.24191/mjcet.v6i1.21809.