('notified_near', models.DateTimeField(null=True, verbose_name='Near-end notifications sent', blank=True)),
('notified_end', models.DateTimeField(null=True, verbose_name='End notifications sent', blank=True)),
('book', models.ForeignKey(blank=True, to='catalogue.Book', help_text='Published book.', null=True)),
('notified_near', models.DateTimeField(null=True, verbose_name='Near-end notifications sent', blank=True)),
('notified_end', models.DateTimeField(null=True, verbose_name='End notifications sent', blank=True)),
('book', models.ForeignKey(blank=True, to='catalogue.Book', help_text='Published book.', null=True)),