diff --git a/drfautoapi/drfautoapi.py b/drfautoapi/drfautoapi.py
index ff9153da7..03c8059d1 100644
--- a/drfautoapi/drfautoapi.py
+++ b/drfautoapi/drfautoapi.py
@@ -16,8 +16,10 @@ from django_filters.rest_framework.backends import DjangoFilterBackend
 from django_filters.utils import resolve_field, get_all_model_fields
 from rest_framework import serializers as rest_serializers
 from rest_framework.response import Response
+from rest_framework.routers import DefaultRouter
 from rest_framework.viewsets import ModelViewSet
 
+
 logger = logging.getLogger(__name__)
 
 
@@ -156,10 +158,15 @@ class ApiViewSetConstrutor():
     def import_modules(cls, modules):
         for m in modules:
             importlib.import_module(m)
-            #components = inspect.getmembers(components_ref)
-            # for key, vclass in components:
-            # if type(vclass) == cls:
-            #        cls.update(vclass)
+
+    @classmethod
+    def router(cls, router_class=DefaultRouter):
+        router = router_class()
+        for app, built_sets in cls._built_sets.items():
+            for model, viewset in built_sets.items():
+                router.register(
+                    f'{app.label}/{model._meta.model_name}', viewset)
+        return router
 
     @classmethod
     def build_class(cls, apps):
diff --git a/sapl/api/serializers.py b/sapl/api/serializers.py
index 82fbdbe3f..1a779770e 100644
--- a/sapl/api/serializers.py
+++ b/sapl/api/serializers.py
@@ -7,7 +7,6 @@ from django.db.models import Q
 from image_cropping.utils import get_backend
 from rest_framework import serializers
 from rest_framework.fields import SerializerMethodField
-from rest_framework.relations import StringRelatedField
 
 from sapl.base.models import Autor, CasaLegislativa, Metadata
 from sapl.parlamentares.models import Parlamentar, Mandato, Legislatura
diff --git a/sapl/api/urls.py b/sapl/api/urls.py
index f3a2380b6..50d7241a7 100644
--- a/sapl/api/urls.py
+++ b/sapl/api/urls.py
@@ -15,14 +15,11 @@ from .apps import AppConfig
 
 app_name = AppConfig.name
 
-router = DefaultRouter()
+router = SaplApiViewSetConstrutor.router()
+
 router.register(r'materia$', MateriaLegislativaViewSet)
 router.register(r'sessao-plenaria', SessaoPlenariaViewSet)
 
-for app, built_sets in SaplApiViewSetConstrutor._built_sets.items():
-    for view_prefix, viewset in built_sets.items():
-        router.register(f'{app.label}/{view_prefix._meta.model_name}', viewset)
-
 urlpatterns_router = router.urls
 
 urlpatterns_api_doc = [