Prakobvaitayakit, Tadtawan. “Cleanroom: Meaning and importance to the pharmaceutical, hospital and electronics industries in Thailand, Factors affecting the use of Cleanroom Performance Testing”. Journal of Management Science Nakhon Pathom Rajabhat University 11, no. 1 (June 30, 2024): 55–63. accessed October 9, 2026. https://so03.tci-thaijo.org/index.php/JMSNPRU/article/view/279323.