Fix broken link

Author: JohnTitor

src/appendix/bibliography.md

@@ -25,7 +25,7 @@ Rust, as well as publications about Rust.
 * [The data locality of work stealing](http://www.aladdin.cs.cmu.edu/papers/pdfs/y2000/locality_spaa00.pdf)
 * [Dynamic circular work stealing deque](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.170.1097&rep=rep1&type=pdf) - The Chase/Lev deque
 * [Work-first and help-first scheduling policies for async-finish task parallelism](http://www.cs.rice.edu/%7Eyguo/pubs/PID824943.pdf) - More general than fully-strict work stealing
-* [A Java fork/join calamity](http://www.coopsoft.com/ar/CalamityArticle.html) - critique of Java's fork/join library, particularly its application of work stealing to non-strict computation
+* [A Java fork/join calamity](https://web.archive.org/web/20190904045322/http://www.coopsoft.com/ar/CalamityArticle.html) - critique of Java's fork/join library, particularly its application of work stealing to non-strict computation
 * [Scheduling techniques for concurrent systems](http://www.stanford.edu/~ouster/cgi-bin/papers/coscheduling.pdf)
 * [Contention aware scheduling](http://www.blagodurov.net/files/a8-blagodurov.pdf)
 * [Balanced work stealing for time-sharing multicores](https://web.njit.edu/~dingxn/papers/BWS.pdf)