diff --git a/paper.bib b/paper.bib
index f8115ed..9a772b2 100644
--- a/paper.bib
+++ b/paper.bib
@@ -1,3 +1,13 @@
+@article{weiss1917phenomene,
+  title={Le ph{\'e}nom{\`e}ne magn{\'e}tocalorique},
+  author={Weiss, Pierre and Piccard, Auguste},
+  journal={J. Phys. Theor. Appl.},
+  volume={7},
+  number={1},
+  pages={103--109},
+  year={1917}
+}
+
 @article{friak2001ab,
   title={Ab initio calculation of phase boundaries in iron along the bcc-fcc transformation path and magnetism of iron overlayers},
   author={Fri{\'a}k, Martin and {\v{S}}ob, Mojm{\'\i}r and Vitek, Vaclav},