diff --git a/pages/Sigman___Dos marchando juntos.md b/pages/Sigman___Dos marchando juntos.md
index 4f49ff7..d30ecbf 100644
--- a/pages/Sigman___Dos marchando juntos.md	
+++ b/pages/Sigman___Dos marchando juntos.md	
@@ -49,5 +49,8 @@
 		  logseq.order-list-type:: number
 		- Yamazaki, K., Beauchamp, G. K., Imai, Y., Bard, J., Phelan, S. P., Thomas, L., & Boyse, E. A. (1990). *Odor types determined by the major histocompatibility complex in germfree mice*. Proceedings of the National Academy of Sciences, 87(21), 8413-8416.
 		  logseq.order-list-type:: number
+		- Wedekind, C., Seebeck, T., Bettens, F., & Paepke, A. J. (1995). *MHC-dependent mate preferences in humans*. Proceedings of the Royal Society of London. Series B: Biological Sciences, 260(1359), 245-249.
+		  logseq.order-list-type:: number
+		- logseq.order-list-type:: number
 -
 -
\ No newline at end of file