Liu, Ping, Xueqin Wang, Zongqi Li, Jiling Zhou, Huiming Fan, and Xu Ma. “Effect of Crystal-Shaped Additives of Precipitated Calcium Carbonate on the Whiteness of Modified Fly Ash and Hand Sheets”. BioResources 18, no. 1 (November 18, 2022): 198–208. Accessed November 3, 2025. https://ojs.bioresources.com/index.php/BRJ/article/view/22186.