diff --git a/core-java/README.md b/core-java/README.md
index 44bc6d0ee5..7b32b38b0f 100644
--- a/core-java/README.md
+++ b/core-java/README.md
@@ -129,3 +129,5 @@
 - [The "final" Keyword in Java](http://www.baeldung.com/java-final)
 - [Service Locator Pattern](http://www.baeldung.com/java-service-locator-pattern)
 - [Type Erasure in Java Explained](http://www.baeldung.com/java-type-erasure)
+- [BigDecimal and BigInteger in Java](http://www.baeldung.com/java-bigdecimal-biginteger)
+- [Display All Time Zones With GMT And UTC in Java](http://www.baeldung.com/java-time-zones)