diff --git a/readme.md b/readme.md
index 262cd68..baaf1d5 100644
--- a/readme.md
+++ b/readme.md
@@ -7,8 +7,8 @@ What better way to learn a language and new concepts exists other than practicin
 
 ## Data Structures
 
-* Hash Set [Implementation](https://github.com/dnutiu/dsa-go/blob/master/hash_set/hash_set/hash_set.go) | [Tests](https://github.com/dnutiu/dsa-go/blob/master/hash_set/hash_set/hash_set_test.go)
-* Generic Stack
+* Hash Set [[Implementation](https://github.com/dnutiu/dsa-go/blob/master/hash_set/hash_set/hash_set.go)] | [[Tests](https://github.com/dnutiu/dsa-go/blob/master/hash_set/hash_set/hash_set_test.go)]
+* Generic Stack [[Implementation](https://github.com/dnutiu/dsa-go/blob/master/stack/stack.go)] | [[Tests](https://github.com/dnutiu/dsa-go/blob/master/stack/stack_test.go)]
 
 ### Other
 
diff --git a/stack/go.sum b/stack/go.sum
new file mode 100644
index 0000000..fe99d71
--- /dev/null
+++ b/stack/go.sum
@@ -0,0 +1,9 @@
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=