class Article(models.Model):
    article = models.ForeignKey('self',null=True,related_name='rel_article')
    pubDate = models.DateTimeField()
    author = models.ForeignKey(Author)
    headline = models.CharField(maxlength=400)
    summary = models.TextField()
    body = models.TextField()
    podcast = models.ManyToManyField(Podcast)
    event = models.ManyToManyField(Event)
    class Admin:
        pass