array(3) {
  [0]=>
  int(15119)
  [1]=>
  string(254) "Henriques J.F., Caseiro R., Martins P., Batista J. High-speed tracking with kernelized correlation filters // IEEE transactions on pattern analysis and machine intelligence. 2014. vol. 37. no. 3. pp. 583–596. https://doi.org/10.1109/TPAMI.2014.2345390."
  [2]=>
  int(19)
}
<h1>DB Error 230: Duplicate entry '15119-19' for key 'citations.citations_submission_seq'</h1>