G Yu Kryuchkyan, O Kyriienko, Ivan Shelykh, "Lamb shift of energy levels in quantum rings", Journal of Physics B: Atomic, Molecular and Optical Physics, vol. 48, pp. 025401, 2014, [DOI: 10.1088/0953-4075/48/2/025401] [IF: 1.92, SJR: 1.12]