title: Three-dimensional solitary waves and vortices in a discrete nonlinear Schrödinger lattice.
authors.affiliation: Department of Mathematics and Statistics, University of Massachusetts, Amherst, MA 01003-4515, USA.
authors.forename: P G
authors.initials: PG
authors.lastname: Kevrekidis
authors.forename: B A
authors.initials: BA
authors.lastname: Malomed
authors.forename: D J
authors.initials: DJ
authors.lastname: Frantzeskakis
authors.forename: R
authors.initials: R
authors.lastname: Carretero-González