diff --git a/free-programming-books-pt_BR.md b/free-programming-books-pt_BR.md
index b5a12541d..690150f61 100644
--- a/free-programming-books-pt_BR.md
+++ b/free-programming-books-pt_BR.md
@@ -8,6 +8,7 @@
 * [C++](#c-1)
 * [Docker](#docker)
 * [Engenharia de software](#engenharia-de-software)
+  * [Arquitetura de Software](#arquitetura-de-software)
   * [Metodologias de Desenvolvimento de Software](#metodologias-de-desenvolvimento-de-software)
   * [Outros](#outros)
 * [Git](#git)
@@ -90,6 +91,13 @@
 * [Scrum e XP direto das Trincheiras](http://www.infoq.com/br/minibooks/scrum-xp-from-the-trenches) *(account required)*
 
 
+#### Arquitetura de Software
+
+ * [ASP.NET Core architecture](https://docs.microsoft.com/pt-br/dotnet/architecture/modern-web-apps-azure/) (PDF)   
+ * [Microservices architecture](https://docs.microsoft.com/pt-br/dotnet/architecture/microservices/) (PDF)    
+ * [Modernizing existing .NET apps](https://docs.microsoft.com/pt-br/dotnet/architecture/modernize-with-azure-containers/) (PDF)  
+
+
 #### Outros
 
 * [CI - Integração Contínua Sem Desculpa](https://ci.mrprompt.com.br)