diff --git a/YACOSCore/ejbModule/org/yacos/core/article/Article.java b/YACOSCore/ejbModule/org/yacos/core/article/Article.java
index 8d3436b..aa94eea 100644
--- a/YACOSCore/ejbModule/org/yacos/core/article/Article.java
+++ b/YACOSCore/ejbModule/org/yacos/core/article/Article.java
@@ -34,6 +34,7 @@ public class Article implements Serializable {
 	private int id;
 	private String title;
 	private String topic;
+	private String abstractText;
 	private String URL_article;
 	
 	@ManyToOne(targetEntity=Conference.class)
@@ -82,12 +83,13 @@ public class Article implements Serializable {
 		secondaryAuthors = new ArrayList<String>();
 		}
 
-	public Article(String title, String topic,
+	public Article(String title, String topic, String abstractText,
 			String url_article, User mainAuthor,
 			List<String> secondaryAuthor, State state, Conference conference) {
 		//this.id = reference;
 		this.title = title;
 		this.topic = topic;
+		this.abstractText = abstractText;
 		this.URL_article = url_article;
 		this.mainAuthor = mainAuthor;
 		if(secondaryAuthor != null){
@@ -258,4 +260,12 @@ public class Article implements Serializable {
 		else return false;
 		
 	}
+	
+	public String getAbstractText() {
+		return abstractText;
+	}
+
+	public void setAbstractText(String abstractText) {
+		this.abstractText = abstractText;
+	}
 }
diff --git a/YACOSCore/ejbModule/org/yacos/core/article/ArticleManagerBean.java b/YACOSCore/ejbModule/org/yacos/core/article/ArticleManagerBean.java
index 0dfb60a..156bc5f 100644
--- a/YACOSCore/ejbModule/org/yacos/core/article/ArticleManagerBean.java
+++ b/YACOSCore/ejbModule/org/yacos/core/article/ArticleManagerBean.java
@@ -41,7 +41,7 @@ public class ArticleManagerBean implements IArticleManager, Serializable {
 		
 	}
 
-	public Article addArticle(String title, String topic,String url_article, 
+	public Article addArticle(String title, String topic, String abstractText, String url_article, 
 			String mainAuthorLogin, ArrayList<String> secondaryAuthors, State state,Integer conferenceId) {
 
 		try {
@@ -49,6 +49,7 @@ public class ArticleManagerBean implements IArticleManager, Serializable {
 			Article a = new Article();
 			a.setTitle(title);
 			a.setTopic(topic);
+			a.setAbstractText(abstractText);
 			a.setURL_article(url_article);
 			User mainAuthor = em.find(User.class,mainAuthorLogin);
 			a.setMainAuthor(mainAuthor);
@@ -80,6 +81,7 @@ public class ArticleManagerBean implements IArticleManager, Serializable {
 			Article persistentArticle = em.find(Article.class, article.getId());
 			persistentArticle.setTitle(article.getTitle());
 			persistentArticle.setTopic(article.getTopic());
+			persistentArticle.setAbstractText(article.getAbstractText());
 			persistentArticle.setMainAuthor(article.getMainAuthor());
 			persistentArticle.setURL_article(article.getURL_article());
 			persistentArticle.setState(article.getState());
@@ -110,6 +112,13 @@ public class ArticleManagerBean implements IArticleManager, Serializable {
 			e.printStackTrace();
 		}
 	}
+	
+	public Integer countArticle(Integer confId) {
+		Query query = em.createQuery("from Article WHERE conference = ?");
+		Conference conf = em.find(Conference.class, confId);
+		query.setParameter(1, conf);
+		return query.getResultList().size();
+	}
 
 	public Article getArticle(Integer articleId) {
 		return em.find(Article.class, articleId);
diff --git a/YACOSCore/ejbModule/org/yacos/core/article/IArticleManager.java b/YACOSCore/ejbModule/org/yacos/core/article/IArticleManager.java
index cdb1933..6a8cb39 100644
--- a/YACOSCore/ejbModule/org/yacos/core/article/IArticleManager.java
+++ b/YACOSCore/ejbModule/org/yacos/core/article/IArticleManager.java
@@ -14,10 +14,11 @@ import org.yacos.core.exceptions.ConferenceDoesntExistException;
 @Remote
 public interface IArticleManager {
 	public Article getArticle(Integer id);
-	public Article addArticle(String title, String topic,String url_article, 
+	public Article addArticle(String title, String topic, String abstractText, String url_article, 
 			String mainauthor, ArrayList<String> secondaryAuthor, State state,Integer integer);
 	public void removeArticle(Integer articleId);
 	public void updateArticle(Article article);
+	public Integer countArticle(Integer confId);