Cao, Jie, et al. “Effects of Expanded Polytetrafluoroethylene Porous Membrane Covering and Biochar on Nitrogen, Phosphorus, and Potassium Contents in Aerobic Composting”. BioResources, vol. 20, no. 1, Nov. 2024, pp. 25-41, https://ojs.bioresources.com/index.php/BRJ/article/view/24013.