Nakeephai, Rapeepat, Supattra Buttarat, and Sukhkamon Ketphonthong. 2021. “Incidence Rate of Tetracycline Residues in Shrimp in Maha Sarakham Provnce”. Rajamangala University of Technology Tawan-Ok Research Journal 14 (1). Chonburi, Thailand:66-73. https://li01.tci-thaijo.org/index.php/researchjournal2rmutto/article/view/247770.