Sakdatorn, Vinyoo. “The Effects of Magnetic Fields on Viscosity, Color and PH of Longan Honey”. Naresuan University Engineering Journal 12, no. 2 (January 9, 2018): 15–20. Accessed March 5, 2024. https://ph01.tci-thaijo.org/index.php/nuej/article/view/76480.