Dumale, J. V., Gamoso, G. R., Manangkil, J. M., and Divina, C. C. “Detection and Quantification of Auxin and Gibberellic Acid in Caulerpa racemosa”. International Journal of Agricultural Technology, vol. 14, no. 5, Sept. 2018, pp. 653-60, https://li04.tci-thaijo.org/index.php/IJAT/article/view/6049.