Jia, X.; Tang, G.; Gao, J.; Liao, Y.; Zhang, Y.; Jiang, X.; Yang, H.; Wu, D.; You, F.; Yu, P. Hydrophobic Microcrystalline Cellulose Polyethyleneimine Composite Aerogel for Effective Sound Absorption. BioRes 2023, 18, 8432-8443.