diff --git a/.gitignore b/.gitignore
index f55607b..52aa6a4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,4 @@ docs/site/
 # environment.
 Manifest.toml
 *.asv
+*.pdf
diff --git a/0 - example/CS-Recovery-Algorithms b/0 - example/CS-Recovery-Algorithms
new file mode 160000
index 0000000..24ed574
--- /dev/null
+++ b/0 - example/CS-Recovery-Algorithms	
@@ -0,0 +1 @@
+Subproject commit 24ed57443d4212282bae259b3f41848635ba5195
diff --git a/0 - example/CompressedSensing.jl b/0 - example/CompressedSensing.jl
new file mode 160000
index 0000000..addf3f1
--- /dev/null
+++ b/0 - example/CompressedSensing.jl	
@@ -0,0 +1 @@
+Subproject commit addf3f147a3b8a8549665d8d5ae0265986ccc582