array(3) {
  [0]=>
  int(1102)
  [1]=>
  string(240) "<em>Wiederhold G.</em> An Algebra for Ontology Composition // Proceedings of 1994 Monterey Workshop on Formal Methods. — U.S. Naval Postgraduate School, Monterey CA, 1994. — Pp. 56– 61. http://www.db.stanford.edu/SKC/publications.html"
  [2]=>
  int(27)
}
<h1>DB Error 230: Duplicate entry '1102-27' for key 'citations.citations_submission_seq'</h1>