public function getAccessorName(Model $model = null)
    {
        if (is_null($model)) {
            $model = $this->getFromModel();
        }

        if ($this->relatedName) {
            return $this->relatedName;
        }

        $name = strtolower($model->getMeta()->getModelName());

        return ($this->multiple) ? sprintf('%s_set', $name) : $name;
    }