diff --git a/core-kotlin-2/README.md b/core-kotlin-2/README.md
index 8d22c4f1a8..da2f7548d9 100644
--- a/core-kotlin-2/README.md
+++ b/core-kotlin-2/README.md
@@ -2,3 +2,5 @@
 
 - [Void Type in Kotlin](https://www.baeldung.com/kotlin-void-type)
 - [How to use Kotlin Range Expressions](https://www.baeldung.com/kotlin-ranges)
+- [Split a List into Parts in Kotlin](https://www.baeldung.com/kotlin-split-list-into-parts)
+
diff --git a/java-streams-2/README.md b/java-streams-2/README.md
new file mode 100644
index 0000000000..83ef97686f
--- /dev/null
+++ b/java-streams-2/README.md
@@ -0,0 +1,3 @@
+### Relevant Articles:
+- [Guide to Stream.reduce()](https://www.baeldung.com/java-stream-reduce)
+
diff --git a/persistence-modules/spring-boot-persistence/README.MD b/persistence-modules/spring-boot-persistence/README.MD
index f62ca57a19..ee7c2e298e 100644
--- a/persistence-modules/spring-boot-persistence/README.MD
+++ b/persistence-modules/spring-boot-persistence/README.MD
@@ -7,3 +7,4 @@
 - [Hibernate Field Naming with Spring Boot](https://www.baeldung.com/hibernate-field-naming-spring-boot)
 - [Integrating Spring Boot with HSQLDB](https://www.baeldung.com/spring-boot-hsqldb)
 - [Configuring a DataSource Programmatically in Spring Boot](https://www.baeldung.com/spring-boot-configure-data-source-programmatic)
+- [Resolving “Failed to Configure a DataSource” Error](https://www.baeldung.com/spring-boot-failed-to-configure-data-source)
diff --git a/spring-boot-angular/README.md b/spring-boot-angular/README.md
new file mode 100644
index 0000000000..cfc1ea69f4
--- /dev/null
+++ b/spring-boot-angular/README.md
@@ -0,0 +1,3 @@
+### Relevant Articles:
+- [Building a Web Application with Spring Boot and Angular](https://www.baeldung.com/spring-boot-angular-web)
+