Symmetry analysis of trimers rovibrational spectra: the case of Ne3 Maykel Márquez-Mijares, Octavio Roncero, Pablo Villarreal and Tomás González-Lezana Eur. Phys. J. D, 72 4 (2018) 79 Published online: 30 April 2018 DOI: 10.1140/epjd/e2018-90070-6