protected function _referenceName()
    {
        $table = $this->_table;
        $name = namespaceSplit(get_class($table));
        $name = substr(end($name), 0, -5);
        if (empty($name)) {
            $name = $table->getTable() ?: $table->getAlias();
            $name = Inflector::camelize($name);
        }

        return $name;
    }