Update README.md

Author: filipposanfilippo

README.md

@@ -14,7 +14,9 @@ https://www.youtube.com/watch?v=6aZZAK4oyGg
 
 References
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-Filippo Sanfilippo, Lars Ivar Hatledal, Houxiang Zhang, Massimiliano Fago and Kristin Ytterstad Pettersen. JOpenShowVar: an Open-Source Cross-Platform Communication Interface to Kuka Robots. In Proceeding of the IEEE International Conference on Information and Automation (ICIA), Hailar, China. 2014, 1154–1159.
+* Filippo Sanfilippo, Lars Ivar Hatledal, Houxiang Zhang, Massimiliano Fago and Kristin Ytterstad Pettersen. Controlling Kuka Industrial Robots: Flexible Communication Interface JOpenShowVar. IEEE Robotics & Automation Magazine 22(4):96-109, December 2015.
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+* Filippo Sanfilippo, Lars Ivar Hatledal, Houxiang Zhang, Massimiliano Fago and Kristin Ytterstad Pettersen. JOpenShowVar: an Open-Source Cross-Platform Communication Interface to Kuka Robots. In Proceeding of the IEEE International Conference on Information and Automation (ICIA), Hailar, China. 2014, 1154–1159.
 
 Changelog
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