SpringerLink (Online service) & HBuhler, P. (2012). EXA 2011: Proceedings of the international conference on exotic atoms and related topics (EXA 2011) held in Vienna, Austria, september 5-9, 2011. Springer Netherlands.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service) और Paul HBuhler. EXA 2011: Proceedings of the International Conference on Exotic Atoms and Related Topics (EXA 2011) Held in Vienna, Austria, September 5-9, 2011. Dordrecht: Springer Netherlands, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service) और Paul HBuhler. EXA 2011: Proceedings of the International Conference on Exotic Atoms and Related Topics (EXA 2011) Held in Vienna, Austria, September 5-9, 2011. Springer Netherlands, 2012.
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