Exact Rényi entropies of D-dimensional harmonic systemsDavid Puertas-Centeno, Irene Valero Toranzo and Jesús Sánchez DehesaEur. Phys. J. Special Topics, 227 3-4 (2018) 345-352DOI: https://doi.org/10.1140/epjst/e2018-00092-4