Quantitative analysis of HRTEM images from amorphous materials. I: About the estimation of Cs and δf from HRTEM diffractogramsH. S. Baik, T. Epicier and E. Van CappellenEur. Phys. J. AP, 4 1 (1998) 11-26DOI: https://doi.org/10.1051/epjap:1998240