diff --git a/adminsis-ti/index.php b/adminsis-ti/index.php
index d9dc5fa..b24d8f4 100644
--- a/adminsis-ti/index.php
+++ b/adminsis-ti/index.php
@@ -38,7 +38,7 @@ include "../includes/courses.php";
     <header>
       <h1>PENGANTAR</h1>
     </header>
-    <p>Matakuliah disajikan untuk membangun basis pengetahuan dan ketrampilan di bidang administrasi sistem, terutama mengelola server berbasis LINUX, mengintegrasikan berbagai layanan pada platform AWS, melakukan deployment aplikasi pada platform AWS, serta mengenali teknologi container orchestraction berbasis Docker dan EKS.</p>
+    <p>Matakuliah disajikan untuk membangun basis pengetahuan dan ketrampilan di bidang administrasi sistem, terutama mengelola server berbasis LINUX, mengintegrasikan berbagai layanan pada platform AWS, melakukan deployment aplikasi pada platform AWS, serta mengenali teknologi container orchestraction berbasis Docker.</p>
   </section>
 </section>
 
@@ -48,18 +48,34 @@ include "../includes/courses.php";
   </header>
   <ol>
     <li>Syllabus</li>
-    <li>Introduction to Cloud Computing, Cloud Economics, &amp; Introduction to AWS</li>
-    <li>Identity Management (IAM)</li>
-    <li>Compute Service (EC2)</li>
-    <li>Storage Service (S3)</li>
-    <li>Networking Service (Route53 and VPC)</li>
-    <li>Database Service (RDS)S</li>
-    <li>Load Balancing &amp; High Availability (Auto Scaling)</li>
-    <li>Application Deployment (Code Pipeline, CodeCommit, CodeDeploy)</li>
-    <li>Introduction to Docker</li>
-    <li>Docker Compose</li>
-    <li>Container Orchestraction (Docker Swarm &amp; EKS)</li>
-    <li>Infrastructure as a Code (CloudFormation &amp; Terraform)</li>
+    <li>Introduction to Cloud Computing
+      <ul>
+        <li><a href="https://aws.amazon.com/">AWS Cloud</a></li>
+        <li><a href="https://infrastructure.aws/">AWS Global Infrastructure</a></li>
+        <Li><a href="https://www.awseducate.com/">AWS Educate</a></li>
+      </ul>
+    </li>
+    <li>AWS Core Services
+      <ul>
+        <li><a href="https://aws.amazon.com/iam/">Identity Management (IAM)</a></li>
+        <li><a href="https://aws.amazon.com/ec2/">Compute Service (EC2)</a></li>
+        <li>Networking Service (<a href="https://aws.amazon.com/route53/">Route53</a> and <a href="https://aws.amazon.com/vpc/">VPC</a>)</li>
+        <li><a href="https://aws.amazon.com/s3/">Storage Service (S3)</a></li>    
+        <li><a href="https://aws.amazon.com/rds/">Database Service (RDS)</a></li>
+      </ul>
+    </li>
+    <li><a href="https://aws.amazon.com/elasticloadbalancing/">Load Balancing</a></li>
+    <li><a href="https://aws.amazon.com/autoscaling/">High Availability (Auto Scaling)</a></li>
+    <li>Application Deployment (<a href="https://aws.amazon.com/codepipeline/">Code Pipeline</a>, <a href="https://aws.amazon.com/codecommit/">CodeCommit</a>, <a href="https://aws.amazon.com/codedeploy/">CodeDeploy</a>)</li>
+    <li>Container technology
+      <ul>
+        <li><a href="https://docker-curriculum.com/">Introduction to Docker</a></li>
+        <li><a href="https://docs.docker.com/get-started/">Docker basics (Container, Images, Networks, Volumes)</a></li>
+        <li><a href="https://docs.docker.com/compose/">Docker Compose</a></li>
+        <li><a href="https://docs.docker.com/engine/swarm/">Container Orchestraction (Docker Swarm)</a></li>
+      </ul>
+    </li>  
+    <li>Infrastructure as a Code (<a href="https://www.terraform.io/">Terraform</a>) - Optional</li>
   </ol>
 </section>
 <section class="references">