Zeros of the Husimi function and quantum numbers in the HCP molecule F. J. Arranz, Z. S. Safi, R. M. Benito and F. Borondo Eur. Phys. J. D, 60 2 (2010) 279-286 Published online: 08 September 2010 DOI: 10.1140/epjd/e2010-00228-y