diff --git a/University/UniversityDataModels/Models/IDisciplineModel.cs b/University/UniversityDataModels/Models/IDisciplineModel.cs
index a40373f..c2c26ae 100644
--- a/University/UniversityDataModels/Models/IDisciplineModel.cs
+++ b/University/UniversityDataModels/Models/IDisciplineModel.cs
@@ -4,5 +4,6 @@
     {
         String Name { get; }
         String Department { get; }
+        int StatementId { get; }
     }
 }
diff --git a/University/UniversityDataModels/Models/IStatementModel.cs b/University/UniversityDataModels/Models/IStatementModel.cs
index 6188a75..681f016 100644
--- a/University/UniversityDataModels/Models/IStatementModel.cs
+++ b/University/UniversityDataModels/Models/IStatementModel.cs
@@ -4,6 +4,5 @@
     {
         DateTime Date { get; }
         int HoursCount { get; }
-        Dictionary<int, IStudentModel> Students { get; }
     }
 }
diff --git a/University/UniversityDataModels/Models/IStudentModel.cs b/University/UniversityDataModels/Models/IStudentModel.cs
index ce5db79..1ff6eb5 100644
--- a/University/UniversityDataModels/Models/IStudentModel.cs
+++ b/University/UniversityDataModels/Models/IStudentModel.cs
@@ -5,5 +5,6 @@
         String Name { get; }
         String RecordCardNumber { get; }
         Dictionary<int, IExaminationResultModel> Results { get; }
+        Dictionary<int, IStatementModel> Statements { get; }
     }
 }