@Article{ SerTen15, author = { Serra, Enrico and Tentarelli, Lorenzo }, title = { Bound states of the NLS equation on metric graphs with localized nonlinearities }, journal = { J. Differential Equations }, year = { 2016 }, doi = { 10.1016/j.jde.2015.12.030 }, volume = { 260 }, number = { 7 }, pages = { 5627-5644 }, URL = { http://cvgmt.sns.it/paper/5620/ }, note = { cvgmt preprint} }