def ref(self) -> RefRequestBuilder:
        """
        Provides operations to manage the collection of application entities.
        """
        from .ref.ref_request_builder import RefRequestBuilder

        return RefRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to manage the collection of application entities.
        
msgraph/generated/applications/item/app_management_policies/item/app_management_policy_item_request_builder.py