Study of the effects of confinement in the collective excitations of liquid deuteriumM. A. González, C. Mondelli, C. Cabrillo, R. Fernández-Perea, F. J. Bermejo, F. Albergamo, E. Enciso, C. Carbajo and M. J. TorralvoEur. Phys. J. Special Topics, 141 (2007) 35-38DOI: https://doi.org/10.1140/epjst/e2007-00012-4