A Method for the Selective Quantification of Brønsted Acid Sites on External Surfaces and in Mesopores of Hierarchical Zeolites

C. Rieg, Z. Li, A. Kurtz, M. Schmidt, D. Dittmann, M. Benz and M. Dyballa
J. Phys. Chem. C 2021, 125,  515–525.