diff --git a/src/calculation_time_constrains/flows.py b/src/calculation_time_constrains/flows.py
index 0686095..93472c9 100644
--- a/src/calculation_time_constrains/flows.py
+++ b/src/calculation_time_constrains/flows.py
@@ -10,9 +10,7 @@ from src.database.core import DbSession
 from src.scope.service import get_all
 from .schema import CalculationTimeConstrainsParametersRead, CalculationTimeConstrainsParametersRetrive, CalculationTimeConstrainsParametersCreate
 from .service import get_calculation_by_reference_and_parameter, get_calculation_result, get_overhaul_cost_by_time_chart, get_corrective_cost_time_chart, create_param_and_data, get_calculation_data_by_id, create_calculation_result_service, get_avg_cost_by_asset
-from .model import CalculationResult
-
-from .model import CalculationParam
+from src.scope_equipment.service import get_by_assetnum
 
 
 async def get_create_calculation_parameters(*, db_session: DbSession, calculation_id: str):
diff --git a/src/calculation_time_constrains/schema.py b/src/calculation_time_constrains/schema.py
index b583feb..0834736 100644
--- a/src/calculation_time_constrains/schema.py
+++ b/src/calculation_time_constrains/schema.py
@@ -58,6 +58,7 @@ class CalculationResultsRead(CalculationTimeConstrainsBase):
 
 class CalculationTimeConstrainsRead(CalculationTimeConstrainsBase):
     id: Union[UUID, str]
+    name: str
     reference: str
     results: List[CalculationResultsRead]
     optimumOh: Dict[str, Any]
diff --git a/src/calculation_time_constrains/service.py b/src/calculation_time_constrains/service.py
index c1e0123..273b306 100644
--- a/src/calculation_time_constrains/service.py
+++ b/src/calculation_time_constrains/service.py
@@ -10,6 +10,7 @@ from .schema import CalculationTimeConstrainsParametersCreate, CalculationTimeCo
 from .model import CalculationParam, OverhaulReferenceType, CalculationData, CalculationResult
 from fastapi import HTTPException, status
 from src.scope.service import get_by_scope_name, get
+from src.scope_equipment.service import get_by_assetnum
 
 
 def get_overhaul_cost_by_time_chart(overhaul_cost: float, days: int) -> list:
@@ -79,7 +80,7 @@ async def create_param_and_data(*, db_session: DbSession, calculation_param_in:
 
 async def get_calculation_result(db_session: DbSession, calculation_id: str):
     calculation = await get_calculation_data_by_id(db_session=db_session, calculation_id=calculation_id)
-    reference = calculation.reference_id if calculation.overhaul_reference_type == OverhaulReferenceType.ASSET else await get(db_session=db_session, scope_id=calculation.reference_id)
+    reference = await get_by_ass if calculation.overhaul_reference_type == OverhaulReferenceType.ASSET else await get(db_session=db_session, scope_id=calculation.reference_id)
 
     stmt = select(CalculationResult).filter(
         CalculationResult.calculation_data_id == calculation_id).order_by(CalculationResult.day)
@@ -115,7 +116,7 @@ async def get_calculation_data_by_id(db_session: DbSession, calculation_id) -> C
 async def create_calculation_result_service(db_session: DbSession, calculation_id: UUID, costPerFailure: Optional[float] = None):
     days = 60
     calculation = await get_calculation_data_by_id(db_session=db_session, calculation_id=calculation_id)
-    reference = calculation.reference_id if calculation.overhaul_reference_type == OverhaulReferenceType.ASSET else await get(db_session=db_session, scope_id=calculation.reference_id)
+    reference = await get_by_assetnum(db_session=db_session, assetnum=calculation.reference_id) if calculation.overhaul_reference_type == OverhaulReferenceType.ASSET else await get(db_session=db_session, scope_id=calculation.reference_id)
 
     # Parameter
     overhaulCost = calculation.parameter.overhaul_cost
@@ -158,8 +159,10 @@ async def create_calculation_result_service(db_session: DbSession, calculation_i
 
     return CalculationTimeConstrainsRead(
         id=calculation.id,
-        reference=reference if isinstance(
-            reference, str) else reference.scope_name,
+        name=reference.scope_name if hasattr(
+            reference, "scope_name") else reference.master_equipment.name,
+        reference=reference.assetnum if hasattr(
+            reference, "assetnum") else reference.scope_name,
         results=calculation_results,
         optimumOh=optimum
     )
diff --git a/src/scope_equipment/service.py b/src/scope_equipment/service.py
index fffd13f..c66489b 100644
--- a/src/scope_equipment/service.py
+++ b/src/scope_equipment/service.py
@@ -23,6 +23,14 @@ async def get(*, db_session: DbSession, scope_equipment_id: str) -> Optional[Sco
     return result.scalars().one_or_none()
 
 
+async def get_by_assetnum(*, db_session: DbSession, assetnum: str):
+    query = Select(ScopeEquipment).filter(ScopeEquipment.assetnum == assetnum).options(
+        selectinload(ScopeEquipment.master_equipment))
+
+    result = await db_session.execute(query)
+    return result.unique().scalars().one_or_none()
+
+
 async def get_all(*, db_session: DbSession, common, scope_name: str = None, exclude: bool = False):
     """Returns all documents."""
     query = Select(ScopeEquipment).options(selectinload(
@@ -142,7 +150,6 @@ async def get_exculed_scope_name(*, db_session: DbSession, scope_name: Union[str
 
 async def get_all_master_equipment(*, db_session: DbSession, exclude: Optional[str] = None, common: CommonParameters):
     scope = await get_scope_by_name_service(db_session=db_session, scope_name=exclude)
-    
 
     query = Select(MasterEquipment).filter(MasterEquipment.assetnum != None)