diff --git a/src/model.c b/src/model.c
index 21551d4..2049b76 100644
--- a/src/model.c
+++ b/src/model.c
@@ -323,50 +323,62 @@ void ModelSystemDestroy(void)
 
 /* -------------------------------------------------------------------------- */
 
+static inline void CreateField(ModelField_t *modelField,
+                                const char *tag,
+                               const bool mandatory,
+                               const char *value,
+                               const size_t valueSize,
+                               const ModelField_t *son,
+                               const ModelField_t *next)
+{
+    strncpy(modelField->tag, tag, 25);
+    modelField->mandatory = mandatory;
+    modelField->value = value;
+    modelField->valueSize = valueSize;
+    modelField->son = son;
+    modelField->next = next;
+}
+
 static inline int ModelParseFile(Model_t *model)
 {
-    ModelField_t identityField;
-    ModelField_t authorField;
-    ModelField_t nameField;
-    ModelField_t dateField;
-    ModelField_t versionField;
-
     char date[25];
 
-    strcpy(identityField.tag, "identity");
-    identityField.mandatory = false;
-    identityField.value = NULL;
-    identityField.valueSize = 0;
-    identityField.son = &nameField;
-    identityField.next = NULL;
+    ModelField_t identityField;
+        ModelField_t identityNameField;
+        ModelField_t identityAuthorField;
+        ModelField_t identityDateField;
+        ModelField_t identityVersionField;
+    ModelField_t parametersField;
+        ModelField_t parametersModelizationField;
+        ModelField_t parametersSpaceField;
 
-    strcpy(nameField.tag, "name");
-    nameField.mandatory = true;
-    nameField.value = model->name;
-    nameField.valueSize = MAX_MODEL_NAME_SIZE;
-    nameField.son = NULL;
-    nameField.next = &authorField;
+    CreateField(&identityField,
+                "identity", false, NULL, 0, &identityNameField, NULL);
 
-    strcpy(authorField.tag, "author");
-    authorField.mandatory = true;
-    authorField.value = model->author;
-    authorField.valueSize = MAX_AUTHOR_NAME_SIZE;
-    authorField.son = NULL;
-    authorField.next = &dateField;
+        CreateField(&identityNameField,
+                "name", true, model->name, MAX_MODEL_NAME_SIZE,
+                    NULL, &identityAuthorField);
 
-    strcpy(dateField.tag, "date");
-    dateField.mandatory = true;
-    dateField.value = date;
-    dateField.valueSize = 25;
-    dateField.son = NULL;
-    dateField.next = &versionField;
+        CreateField(&identityAuthorField,
+                "author", true, model->author, MAX_AUTHOR_NAME_SIZE,
+                    NULL, &identityDateField);
+
+        CreateField(&identityDateField,
+                "date", true, date, 25,
+                    NULL, &identityVersionField);
+
+        CreateField(&identityVersionField,
+                "version", true, model->version, MAX_VERSION_SIZE, NULL, NULL);
+
+    CreateField(&parametersField,
+        "parameters", false, NULL, NULL, NULL, NULL);
+
+        CreateField(&parametersModelizationField,
+            "modelization", false, NULL, NULL, NULL, NULL);
+
+        CreateField(&parametersSpaceField,
+            "space", false, NULL, NULL, NULL, NULL);
 
-    strcpy(versionField.tag, "version");
-    versionField.mandatory = true;
-    versionField.value = model->version;
-    versionField.valueSize = MAX_VERSION_SIZE;
-    versionField.son = NULL;
-    versionField.next = NULL;
 
     // TODO modify model according to things in file