คณะนา ร., and ชัยสายัณห์ อ. “Versatile PIDA Controller Circuit Design and Applications”. SAU JOURNAL OF SCIENCE & TECHNOLOGY, vol. 5, no. 1, July 2019, pp. 41-48, https://ph01.tci-thaijo.org/index.php/saujournalst/article/view/200828.