public function getTranslation($lang, $create = false)
    {
        foreach ($this->translations as $translation) {
            if ($lang == $translation->getLang()) {
                return $translation;
            }
        }

        if ($create) {
            $class = $this->getTranslationClass();

            /** @var TranslationInterface $translation */
            $translation = new $class();
            $translation->setLang($lang);
            $this->addTranslation($translation);

            return $translation;
        }

        return null;
    }