diff --git a/config/api_router.py b/config/api_router.py
index 2889ac1..7f2efaa 100644
--- a/config/api_router.py
+++ b/config/api_router.py
@@ -1,8 +1,7 @@
 from django.conf import settings
-from rest_framework.routers import DefaultRouter, SimpleRouter
-
-from reference.api.v1.views import ReferenceViewSet
 from markup_doc.api.v1.views import ArticleViewSet
+from reference.api.v1.views import ReferenceViewSet
+from rest_framework.routers import DefaultRouter, SimpleRouter
 
 if settings.DEBUG:
     router = DefaultRouter()
@@ -12,4 +11,4 @@
 router.register("reference", ReferenceViewSet, basename="reference")
 router.register("first_block", ArticleViewSet, basename="first_block")
 
-urlpatterns = router.urls
\ No newline at end of file
+urlpatterns = router.urls
diff --git a/config/settings/base.py b/config/settings/base.py
index a2ebbb9..3a02f4b 100644
--- a/config/settings/base.py
+++ b/config/settings/base.py
@@ -70,6 +70,7 @@
 ]
 
 THIRD_PARTY_APPS = [
+    "rest_framework",
     "compressor",
     "wagtailautocomplete",
 ]
diff --git a/markup_doc/api/v1/views.py b/markup_doc/api/v1/views.py
index 66938bf..bc33d8e 100755
--- a/markup_doc/api/v1/views.py
+++ b/markup_doc/api/v1/views.py
@@ -1,19 +1,17 @@
-from django.shortcuts import render
+import json
+
 from django.http import JsonResponse
+from rest_framework.mixins import CreateModelMixin
 from rest_framework.permissions import IsAuthenticated
 from rest_framework.viewsets import GenericViewSet
-from rest_framework.mixins import CreateModelMixin
-from rest_framework.response import Response
+
 from markup_doc.api.v1.serializers import ArticleDocxSerializer
 from markup_doc.marker import mark_article
 
-import json
-
-# Create your views here.
 
 class ArticleViewSet(
-    GenericViewSet,  # generic view functionality
-    CreateModelMixin,  # handles POSTs
+    GenericViewSet,
+    CreateModelMixin
 ):
     serializer_class = ArticleDocxSerializer
     permission_classes = [IsAuthenticated]
@@ -27,17 +25,15 @@ def create(self, request, *args, **kwargs):
     def api_article(self, request):
         try:
             data = json.loads(request.body)
-            post_text = data.get('text')  # Obtiene el parámetro
-            post_metadata = data.get('metadata')  # Obtiene el parámetro
+            post_text = data.get("text")
+            post_metadata = data.get("metadata")
 
             resp_data = mark_article(post_text, post_metadata)
 
             response_data = {
-                'message': resp_data,
+                "message": resp_data,
             }
         except json.JSONDecodeError:
-            response_data = {
-                'error': 'Error processing'
-            }
+            response_data = {"error": "Error processing"}
 
-        return JsonResponse(response_data)
\ No newline at end of file
+        return JsonResponse(response_data)
diff --git a/reference/api/v1/views.py b/reference/api/v1/views.py
index 20334a6..8f3afff 100755
--- a/reference/api/v1/views.py
+++ b/reference/api/v1/views.py
@@ -1,22 +1,18 @@
-from django.shortcuts import render
+import json
+
 from django.http import JsonResponse
+from rest_framework.mixins import CreateModelMixin
 from rest_framework.permissions import IsAuthenticated
 from rest_framework.viewsets import GenericViewSet
-from rest_framework.mixins import CreateModelMixin
-from rest_framework.response import Response
+
 from reference.api.v1.serializers import ReferenceSerializer
-from reference.marker import mark_references
 from reference.data_utils import get_reference
+from reference.models import Reference, ReferenceStatus
 
-import json
-
-from reference.models import Reference, ElementCitation, ReferenceStatus
-
-# Create your views here.
 
 class ReferenceViewSet(
-    GenericViewSet,  # generic view functionality
-    CreateModelMixin,  # handles POSTs
+    GenericViewSet,
+    CreateModelMixin
 ):
     serializer_class = ReferenceSerializer
     permission_classes = [IsAuthenticated]
@@ -25,14 +21,13 @@ class ReferenceViewSet(
     ]
 
     def create(self, request, *args, **kwargs):
-        # Redirigir a la función api_reference()
         return self.api_reference(request)
 
     def api_reference(self, request):
         try:
             data = json.loads(request.body)
-            post_reference = data.get('reference')  # Obtiene el parámetro
-            post_type = data.get('type')  # Obtiene el parámetro
+            post_reference = data.get("reference")
+            post_type = data.get("type")
 
             try:
                 reference = Reference.objects.get(mixed_citation=post_reference)
@@ -46,18 +41,16 @@ def api_reference(self, request):
 
                 get_reference(new_reference.id)
                 reference = Reference.objects.get(mixed_citation=post_reference)
-           
-            if post_type == 'xml':
+
+            if post_type == "xml":
                 reference_data = reference.element_citation.first().marked_xml
             else:
                 reference_data = reference.element_citation.first().marked
 
             response_data = {
-                'message': f'reference: {reference_data}',
+                "message": f"reference: {reference_data}",
             }
         except json.JSONDecodeError:
-            response_data = {
-                'error': 'Error processing'
-            }
+            response_data = {"error": "Error processing"}
 
-        return JsonResponse(response_data)
\ No newline at end of file
+        return JsonResponse(response_data)
diff --git a/reference/models.py b/reference/models.py
index 404c9e5..afa3f0d 100755
--- a/reference/models.py
+++ b/reference/models.py
@@ -21,7 +21,7 @@ class ReferenceStatus(models.IntegerChoices):
 class Reference(CommonControlField, ClusterableModel):
     mixed_citation = models.TextField(_("Mixed Citation"), null=False, blank=True)
 
-    estatus = models.IntegerField(
+    status = models.IntegerField(
         _("Reference status"),
         choices=ReferenceStatus.choices,
         blank=True,
@@ -47,11 +47,11 @@ class ElementCitation(Orderable):
     marked_xml = models.TextField(_("Marked XML"), blank=True)
 
     score = models.IntegerField(
-        null=True, 
+        null=True,
         blank=True,
         validators=[
-            MinValueValidator(1),  # Mínimo 1
-            MaxValueValidator(10)  # Máximo 10
+            MinValueValidator(1),
+            MaxValueValidator(10)
         ],
         help_text=_("Rating from 1 to 10")
     )