Atomic-structure investigations of neutral einsteinium by laser resonance ionization oleh Felix Weber, Thomas E. Albrecht-Schönzart, Michael Block, Premaditya Chhetri, Christoph E. Düllmann, Julie G. Ezold, Vadim Gadelshin, Alyssa N. Gaiser, Francesca Giacoppo, Reinhard Heinke, Tom Kieck, Nina Kneip, Mustapha Laatiaoui, Christoph Mokry, Steven Nothhelfer, Sebastian Raeder, Jöorg Runke, Fabian Schneider, Joseph M. Sperling, Dominik Studer, Petra Thörle-Pospiech, Norbert Trautmann, Klaus Wendt