public NameArticle getAllArticles() {
			Set<Long> articles = new HashSet<Long>();
			for(NameArticle na : nameArticles) {
				for(Long article : na.getArticles()) {
					articles.add(article);
				}
			}
			
			NameArticle result = new NameArticle();
			result.setName(name);
			for(Long article : articles) {
				result.getArticles().add(article);
			}
			return result;
		}