diff --git a/resources/ntcir.md b/resources/ntcir.md
index 16e92d4ab4e9a528c6fc315485b99e73f2007b07..28c0112c6a61bede424da8f5df409895d5123687 100644
--- a/resources/ntcir.md
+++ b/resources/ntcir.md
@@ -21,3 +21,12 @@ If you are a member, you should have access to the two repositories containing t
 * [https://gl.kwarc.info/SIGMathLing/ntcir-11/](https://gl.kwarc.info/SIGMathLing/ntcir-11/)
     for NTCIR-11 and NTCIR-12 (presumably, you will mostly be interested in the contents of `NTCIR/ntcir-math.nii.ac.jp/download`)
 
+
+### Citing this resource
+```
+@online{SML:ntcir:10-12,
+  title = {NTCIR math information retrieval task data},
+  url = {https://sigmathling.kwarc.info/resources/ntcir/},
+  note = {SIGMathLing -- Special Interest Group on Math Linguistics},
+  year = 2021}
+```