Astuti, S. D., S., S., Laga, A., Bilang, M., Mochtar, H., & Waris, A. (2018). Characteristics of pH, Total Acid, Total Soluble Solid on Tomato Juice by Ohmic Heating Technology. International Journal of Sciences: Basic and Applied Research (IJSBAR), 39(2), 21–28. Retrieved from https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/9001