X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fposition.cpp;h=37aa2e9edec97b3812f646d4f38da67168e0b4a5;hb=852330ee5060e42a42c1cddd85b82e28d09f4229;hp=cfd98f686e03ac21ef013437d91cb7d636fd24ef;hpb=e5f6d71b96b5149e5e1df30721e1870abdb218ce;p=stockfish

diff --git a/src/position.cpp b/src/position.cpp
index cfd98f68..37aa2e9e 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -97,7 +97,7 @@ std::ostream& operator<<(std::ostream& os, const Position& pos) {
 
 // Marcel van Kervinck's cuckoo algorithm for fast detection of "upcoming repetition"
 // situations. Description of the algorithm in the following paper:
-// https://marcelk.net/2013-04-06/paper/upcoming-rep-v2.pdf
+// http://web.archive.org/web/20201107002606/https://marcelk.net/2013-04-06/paper/upcoming-rep-v2.pdf
 
 // First and second hash functions for indexing the cuckoo tables
 inline int H1(Key h) { return h & 0x1fff; }