diff --git a/Articles-and-Papers.adoc b/Articles-and-Papers.adoc
index d842bcf..1df3ad3 100644
--- a/Articles-and-Papers.adoc
+++ b/Articles-and-Papers.adoc
@@ -22,7 +22,6 @@ Apostolos Anagnostopoulos
 [[cheat-Articles]]
 == Articles-and-Papers
 
-[indent=2]
 - Networked objects and smart devices +  
 https://www.theinternetofthings.eu/sites/default/files/Rob%20van%20Kranenburg/networked_objects.pdf[^]
 
@@ -32,6 +31,46 @@ https://arxiv.org/pdf/1611.03340.pdf[^]
 [[cheat-Links]]
 == Links-and-Apps
 
+- IoT:
+
+* IoT - Explained in less than 3 minutes
++
+video::GIfWNtMfYvk[youtube]
+
+* Internet of Things explained simply
++
+video::uEsKZGOxNKw[youtube]
+
+* How It Works: Internet of Things
++
+video::QSIPNhOiMoE[youtube]
+
+
+- Network:
+
+* Network Topologies (Star, Bus, Ring, Mesh, Ad hoc, Infrastructure, & Wireless Mesh Topology)
++
+video::zbqrNg4C98U[youtube]
+
+* Mesh Routing
++
+video::Kjrib-BflHw[youtube]
+
+
+* How a DNS Server (Domain Name System) works.
++
+video::mpQZVYPuDGU[youtube]
+
+- Apps:
+
+* Connected Vehicle: The Future of Transportation
++
+video::Q8Cn47L8FRQ[youtube]
+
+* Why Industrial IoT..?
++
+video::S352lyPZP00[youtube]
+