Many particle spectroscopy of atoms, molecules, clusters and surfaces: international conference MPS-2016 Alexei N. Grum-Grzhimailo, Yuri V. Popov, Elena V. Gryzlova and Andrey V. Solov’yov Eur. Phys. J. D, 71 7 (2017) 201 Published online: 27 July 2017 DOI: 10.1140/epjd/e2017-80268-5