“Balancing Coexistence: Ecological Dynamics and Optimal Tax Policies in a Dual Phytoplankton-Zooplankton System Influenced by Toxin Avoidance and Harvesting”. Global Journal of Science Frontier Research, vol. 23, no. F8, Jan. 2024, pp. 1-31, https://testing.journalofscience.org/index.php/GJSFR/article/view/102796.