Vesa Apaja, Eckhard Krotscheck,
"Layer- and bulk-roton excitations of 4He in porous media"
, in Physical Review Letters, Vol. 91, Nummer 22, Seite(n) 225302, 11-2003, ISSN: 1079-7114
Original Titel:
Layer- and bulk-roton excitations of 4He in porous media