/**
* Get an array of previous titles for the record.
*
* @return array
*/
public function getPreviousTitles()
{
// If the MARC links are being used, return blank array
$fieldsNames = isset($this->mainConfig->Record->marc_links) ? array_map('trim', explode(',', $this->mainConfig->Record->marc_links)) : [];
return in_array('780', $fieldsNames) ? [] : parent::getPreviousTitles();
}
