The high-energy critical minimum in elastic electron scattering by argonA. R. Milosavljević, S. Telega, D. Šević, J. E. Sienkiewicz and B. P. MarinkovićEur. Phys. J. D, 29 3 (2004) 329-336DOI: https://doi.org/10.1140/epjd/e2004-00057-7