--- a/Paper/reference.bib	Tue Nov 06 22:37:59 2018 +0900
+++ b/Paper/reference.bib	Tue Nov 06 23:22:43 2018 +0900
@@ -47,3 +47,13 @@
     journal = "琉球大学工学部情報工学科平成27年度学位論文(修士)",
     year = 2015
 }
+
+@misc{rani,
+    title = {Rakudo and NQP internals},
+    howpublished = {\url{http://edumentab.github.io/rakudo-and-nqp-internals-course/}},
+}
+
+@misc{rani1,
+    title = {Rakudo and NQP internals - day1},
+    howpublished = {\url{http://edumentab.github.io/rakudo-and-nqp-internals-course/slides-day1.pdf}},
+}