diff --git a/Exemples.sln b/Exemples.sln
index f1e324f..53d7d56 100644
--- a/Exemples.sln
+++ b/Exemples.sln
@@ -413,8 +413,6 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ex_039_002_LINQ_to_XML", "e
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ex_040_001_LINQ_to_Json", "ex_040_001_LINQ_to_Json\ex_040_001_LINQ_to_Json.csproj", "{B506ECD8-853D-4E69-8F0A-AFCDB7FEABF3}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ex_042_008_EF_CF_One_to_Many", "ex_042_008_EF_CF_One_to_Many\ex_042_008_EF_CF_One_to_Many.csproj", "{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}"
-EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ex_042_009_EF_CF_One_to_Many_FluentAPI", "ex_042_009_EF_CF_One_to_Many_FluentAPI\ex_042_009_EF_CF_One_to_Many_FluentAPI.csproj", "{2C53F069-6E87-4A36-8915-E0219EBA8BA7}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ex_042_010_EF_CF_Many_to_Many", "ex_042_010_EF_CF_Many_to_Many\ex_042_010_EF_CF_Many_to_Many.csproj", "{C6EF99F3-959D-4096-8ABE-140596DD14BD}"
@@ -3490,26 +3488,6 @@ Global
 		{B506ECD8-853D-4E69-8F0A-AFCDB7FEABF3}.Release|x64.Build.0 = Release|Any CPU
 		{B506ECD8-853D-4E69-8F0A-AFCDB7FEABF3}.Release|x86.ActiveCfg = Release|Any CPU
 		{B506ECD8-853D-4E69-8F0A-AFCDB7FEABF3}.Release|x86.Build.0 = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|ARM.ActiveCfg = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|ARM.Build.0 = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|ARM64.ActiveCfg = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|ARM64.Build.0 = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|x64.ActiveCfg = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|x64.Build.0 = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|x86.ActiveCfg = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Debug|x86.Build.0 = Debug|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|Any CPU.Build.0 = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|ARM.ActiveCfg = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|ARM.Build.0 = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|ARM64.ActiveCfg = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|ARM64.Build.0 = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|x64.ActiveCfg = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|x64.Build.0 = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|x86.ActiveCfg = Release|Any CPU
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03}.Release|x86.Build.0 = Release|Any CPU
 		{2C53F069-6E87-4A36-8915-E0219EBA8BA7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{2C53F069-6E87-4A36-8915-E0219EBA8BA7}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{2C53F069-6E87-4A36-8915-E0219EBA8BA7}.Debug|ARM.ActiveCfg = Debug|Any CPU
@@ -5015,7 +4993,6 @@ Global
 		{CF1AE501-3518-45CC-94AA-D6DE047EA022} = {13CDB6B1-9B1D-43A9-9E9E-08989D55ACA5}
 		{26400B99-2FB6-4B5F-BE2B-D15124F2B51D} = {13CDB6B1-9B1D-43A9-9E9E-08989D55ACA5}
 		{B506ECD8-853D-4E69-8F0A-AFCDB7FEABF3} = {3BD95300-E2F6-4CA6-B4CC-5D19DF5C6AC0}
-		{91FD20B6-250C-437B-9FBE-DA4D2B87DE03} = {593200F9-6D14-43BC-9289-8BB75FAC6552}
 		{2C53F069-6E87-4A36-8915-E0219EBA8BA7} = {593200F9-6D14-43BC-9289-8BB75FAC6552}
 		{C6EF99F3-959D-4096-8ABE-140596DD14BD} = {593200F9-6D14-43BC-9289-8BB75FAC6552}
 		{D9BE7F40-ADCE-415B-AF36-8D9B40B6DB7F} = {593200F9-6D14-43BC-9289-8BB75FAC6552}
diff --git a/p08_BDD_EntityFramework/ReadMe.md b/p08_BDD_EntityFramework/ReadMe.md
index 2cc267a..d7c93f6 100644
--- a/p08_BDD_EntityFramework/ReadMe.md
+++ b/p08_BDD_EntityFramework/ReadMe.md
@@ -37,6 +37,7 @@ Ce chapitre s'attardera sur le lien entre le mod
      * [**ex_042_012 : One To One with data annotations**](ex_042_012_OneToOne_conventions) : montre comment une relation d'association *One To One* est traduite par *EF Core* lorsque cette association est bidirectionnelle entre deux entités, en utilisant l'*annotation de données*. 
      * [**ex_042_013 : One To One with Fluent API**](ex_042_013_OneToOne_FluentAPI) : montre comment une relation d'association *One To One* est traduite par *EF Core* lorsque cette association est bidirectionnelle entre deux entités, en utilisant la *FluentAPI*. 
      * [**ex_042_014 : One To Many with data annotations**](ex_042_014_OneToMany_dataAnnotations) : montre comment une relation d'association *One To Many* est traduite par *EF Core* en utilisant l'*annotation de données*. 
+     * [**ex_042_015 : One To Many with conventions**](ex_042_015_OneToMany_conventions) : montre comment une relation d'association *One To Many* est traduite par *EF Core* en utilisant les *conventions d'écriture*. 
 3. *Schemas and migrations* :
    Le but de ce chapitre sera de vous montrer comment garder votre modèle et votre base de données synchronisés.
 4. *Querying (LINQ to SQL) and saving data* :
diff --git a/p08_BDD_EntityFramework/temp.md b/p08_BDD_EntityFramework/temp.md
index 157bedc..4997c3a 100644
--- a/p08_BDD_EntityFramework/temp.md
+++ b/p08_BDD_EntityFramework/temp.md
@@ -20,7 +20,7 @@
   * V 010, 011, single navigation property
   * cascade delete
   * V 012 013 one to one
-  * 014 one to many
+  * 014 015 one to many
   * many to many
   * dictionaries
   * 012 013 foreign key