Volume 17, Issue 4 Andrea Posilicano Linda Reginato D2=H+¼ with point interactions Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Andrea Posilicano Linda Reginato Find more articles with the same keywords Dirac operators point interactions quantum graphs Find more articles with the same subject classes 47B25 34L40