my @refs = ($smsg->references =~ /<([^>]+)>/g);
$self->delete_article($num) if defined $num; # for reindexing
$self->link_and_save($doc, $mids, \@refs, $num, $xpath);
my @refs = ($smsg->references =~ /<([^>]+)>/g);
$self->delete_article($num) if defined $num; # for reindexing
$self->link_and_save($doc, $mids, \@refs, $num, $xpath);