Fixing Main README.md

README.md

@@ -5,12 +5,17 @@ This repository contains the source code and documentation for the HPVM Compiler
 The README briefly describes how to get started with building and installing HPVM. It also provides a
 benchmark suite to test the compiler infrastructure.
 
-HPVM is currently at version 1.0. For more about what HPVM is, see [our website](https://publish.illinois.edu/hpvm-project/).
+HPVM is currently at **version 1.0**. For more about what HPVM is, see [our website](https://publish.illinois.edu/hpvm-project/).
 
-## Paper
+## Papers
 
 [PPoPP'18 paper](https://dl.acm.org/doi/pdf/10.1145/3200691.3178493)
 
+[OOPSLA'19 paper](https://dl.acm.org/doi/10.1145/3360612)
+
+[PPoPP'21 paper](https://dl.acm.org/doi/10.1145/3437801.3446108)
+
+
 ## Docs
 [HPVM IR Specification](/hpvm/docs/hpvm-specification.md)