array(3) {
  [0]=>
  int(13367)
  [1]=>
  string(247) "ETSI EN 302 307 V1.2.1 Digital Video Broadcasting (DVB);Second generation framing structure, channel coding and modulation systems for Broadcasting, Interactive Services, News Gathering and other broadband satellite applications (DVB-S2). 2009-04."
  [2]=>
  int(1)
}
<h1>DB Error 230: Duplicate entry '13367-1' for key 'citations.citations_submission_seq'</h1>