An upper bound for the local time-decay of scattering solutions for the Schrödinger equation with Coulomb potential Hans L. Cycon — 1983 Annales de l'I.H.P. Physique théorique
Local Time-Decay of High Energy Scattering States for the Schrödinger Equation. Hans L. Cycon; Perry Peter A. Mathematische Zeitschrift
A theorem on "localized" self-adjointness of Schrödinger operators with L 1 - potentials. Cycon, Hans L. — 1982 International Journal of Mathematics and Mathematical Sciences