Update paper.bib

paper.bib

@@ -1,3 +1,14 @@
+@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},
+  journal={Physical Review B},
+  volume={63},
+  number={5},
+  pages={052405},
+  year={2001},
+  publisher={APS}
+}
+
 @article{bauer2011alps,
   title={The ALPS project release 2.0: open source software for strongly correlated systems},
   author={Bauer, Bela and Carr, LD and Evertz, Hans Gerd and Feiguin, Adrian and Freire, J and Fuchs, Sebastian and Gamper, Lukas and Gukelberger, Jan and Gull, Emanuel and Guertler, Siegfried and others},