1. Organic acids as a freshness indicator for tofu (soybean curd)
2. Influence of processing parameters on the quality of soycurd (tofu)
3. J. Weenas, J. Economic Research, Management, Business and Accounting. 1, 607–618 (2013).
4. H. Syarifuddin, J. Industrial Engineering. 7, 25–31 (2018).
5. I. Idris, R. A. Sari, Wulandari and Uthumporn, J. Teknovasi. 3, 66–80 (2018).