public static void addPublicationsIntoDatabase(List<Publication> plist) {
		try {
			if (conn == null || conn.isClosed()) {
				init();
			}
			if (statement == null || statement.isClosed()) {
				statement = conn.createStatement();
			}
			StringBuffer sb = new StringBuffer(
					"INSERT INTO soc.publications VALUES");
			for (Publication p : plist) {
				sb.append(p.toString());
			}
			sb.deleteCharAt(sb.length() - 1);
			// System.out.println(sb.toString());
			statement.execute(sb.toString());
			statement.close();
		} catch (SQLException e) {
			e.printStackTrace();
		}
	}