Indrawati, H., Caska, C., Setiaries, V. and Gimin, G. (2022) “The Empowerment the producers of crispy oil palm mushrooms through a training on processing the home-based industry of food production permit and digital bookkeeping”, Riau Journal of Empowerment, 5(3), pp. 137-147. doi: 10.31258/raje.5.3.137-147.