diff --git a/artificial_intelligence/judea_pearl/README.md b/artificial_intelligence/judea_pearl/README.md
index 435226d..5498c12 100644
--- a/artificial_intelligence/judea_pearl/README.md
+++ b/artificial_intelligence/judea_pearl/README.md
@@ -1,4 +1,4 @@
-[Reverend Bayes on inference engines: A distributed hierarchical approach](http://ftp.cs.ucla.edu/pub/stat_ser/r30.pdf) -
+📜[Reverend Bayes on Inference Engines: A Distributed Hierarchical Approach](http://ftp.cs.ucla.edu/pub/stat_ser/r30.pdf) 
 > The paper that began the probabilistic revolution in AI
 > by showing how several desirable properties of reasoning systems
 > can be obtained through sound probabilistic inference.
@@ -7,17 +7,17 @@
 > relationships as the key organizing principle for uncertain knowledge,
 > and described an efficient, distributed, exact inference algorithm.
 
-[A theory of inferred causation](http://ftp.cs.ucla.edu/pub/stat_ser/r156-reprint.pdf) - with Thomas S. Verma.
+📜[A Theory of Inferred Causation](http://ftp.cs.ucla.edu/pub/stat_ser/r156-reprint.pdf) - with Thomas S. Verma.
 > Introduces minimal-model semantics as a basis for causal discovery,
 > and shows that causal directionality can be inferred from patterns
 > of correlations without resorting to temporal information.
 
-[Causal diagrams for empirical research](http://ftp.cs.ucla.edu/pub/stat_ser/R218-B-L.pdf) - extended version linked.
+📜[Causal Diagrams for Empirical Research](http://ftp.cs.ucla.edu/pub/stat_ser/R218-B-L.pdf) - Extended Version linked.
 > Introduces the theory of causal diagrams and its associated do-calculus;
 > the first (and still the only) mathematical method to enable a
 > systematic removal of confounding bias in observations.
 
-[The algorithmization of counterfactuals](http://ftp.cs.ucla.edu/pub/stat_ser/r360.pdf) -
+📜[The Algorithmization of Counterfactuals](http://ftp.cs.ucla.edu/pub/stat_ser/r360.pdf) 
 > Describes a computational model that explains how humans generate,
 > evaluate and distinguish counterfactual statements so swiftly and
 > consistently.