Paul, V.J, and Ritson- -Williams. “CO2 TOLERANCE IN SAXITOXIN-PRODUCING AND NON-PRODUCING RAPHIDIOPSIS RACIBORSKII”. Academic Journal of Psychology and Education (AJPE) 14, no. 3 (March 25, 2023): 51–64. Accessed August 21, 2025. https://zapjournals.com/Journals/index.php/ajpe/article/view/371.