Thongtam na Ayudhaya, Pradipunt, Sumita Konsanuk, and Ananya Vongvanrungrueng. 2022. “Effect of Acute Gamma Radiation on Survival Rate and Morphological Change from Seed of Cosmos sulphureus Cav”. Wichcha Journal Nakhon Si Thammarat Rajabhat University 41 (1). ์Nakhon Si Thammarat, Thailand:108-18. https://li01.tci-thaijo.org/index.php/wichcha/article/view/254207.