'Returns delta CRL URLs - only applies to complete CRLs
:return:
A list of zero or more DistributionPoint objects'

@property
def delta_crl_distribution_points(self):

    if (self._delta_crl_distribution_points is None):
        self._delta_crl_distribution_points = []
        if (self.freshest_crl_value is not None):
            for distribution_point in self.freshest_crl_value:
                distribution_point_name = distribution_point[u'distribution_point']
                if (distribution_point_name.name == u'name_relative_to_crl_issuer'):
                    continue
                for general_name in distribution_point_name.chosen:
                    if (general_name.name == u'uniform_resource_identifier'):
                        self._delta_crl_distribution_points.append(distribution_point)
    return self._delta_crl_distribution_points
