Adds Pandemic and Scotland Yard

README.md

@@ -36,6 +36,8 @@ If you aren't able to access any paper on this list, please [try using Sci-Hub](
 - [Set](#set)
 - [Pentago](#pentago)
 - [Blokus](#blokus)
+- [Pandemic](#pandemic)
+- [Scotland Yard](#scotland-yard)
 - [Monopoly Deal](#monopoly-deal)
 - [Yahtzee](#yahtzee)
 - [Mobile Games](#mobile-games)
@@ -189,6 +191,12 @@ Set has a long history of mathematical research, so this list isn't exhaustive.
 # Blokus
 - [Blokus Game Solver](https://digitalcommons.calpoly.edu/cpesp/290/)
 
+# Pandemic
+- [NP-Completeness of Pandemic](https://www.jstage.jst.go.jp/article/ipsjjip/20/3/20_723/_article)
+
+# Scotland Yard
+- [The complexity of Scotland Yard](http://www.illc.uva.nl/Research/Publications/Reports/PP-2006-18.text.pdf)
+
 # Monopoly Deal
 - [Implementation of AI Player on "Monopoly Deal"](https://doi.org/10.1007/978-3-662-46742-8_11)