##
my(@children) = $citref->first_child('linktext')->children;
$linktext{$citref->att('id')} = \@children;
####
my($h) = $linktext{'xxx'}; # the xxx is the appropriate id for the hash
$newcontext->set_text(\@$h); # $newcontext is 'xref' in this case
####
ARRAY(0x4128670)