Defosse, C. (1981). Stacking of Elementary Non-porous Particles As An Xps Intensity Model for Supported Heterogeneous Catalysts - Experimental Assessment of Validity. Journal of Electron Spectroscopy and Related Phenomena, 23(2-3), 157-173. https://doi.org/10.1016/0368-2048(81)80032-1 (Original work published 1981)