Update conclusion

thesis.bib

@@ -3159,4 +3159,12 @@
   pages     = {175--189},
   publisher = {Springer},
   year      = {2011}
+}
+
+# Continuations via generators and iterators
+@inproceedings{JamesS11,
+  title = {Yield: Mainstream delimited continuations},
+  author= {Roshan P James and Amr Sabry},
+  year  = {2011},
+  booktitle = {{TPDC}}
 }