add References README.md

Author: cevheri

README.md

@@ -63,4 +63,20 @@ http://localhost:9295/hystrix/monitor?stream=http%3A%2F%2Flocalhost%3A9191%2Fact
 
 
 
-blockchain
+References:
+
+- https://spring.io/microservices
+- https://microservices.io/patterns/microservices.html
+- https://www.infoq.com/articles/spring-boot-tutorial/
+- https://developer.okta.com/blog/2019/05/22/java-microservices-spring-boot-spring-cloud
+- https://www.manning.com/books/spring-microservices-in-action-second-edition
+- https://www.manning.com/books/microservices-in-action
+- https://spring.io/blog/2015/07/14/microservices-with-spring
+- https://sofienebk.medium.com/building-microservices-with-spring-boot-753be739ca7d
+- https://blog.scottlogic.com/2019/10/31/building-microservices-with-spring-boot.html
+- https://www.javatpoint.com/microservices
+- https://www.amazon.com/Building-Microservices-Designing-Fine-Grained-Systems/dp/1491950358
+- https://www.amazon.com/Spring-Boot-Action-Craig-Walls/dp/1617292540
+- https://www.amazon.com/Spring-Microservices-Action-John-Carnell/dp/1617293989
+- https://www.oreilly.com/library/view/mastering-spring-boot/9781787127562/
+-