@inproceedings{Tung:2010Pu, author = "Tung, Yu-Chen", title = "{Search for a light pseudoscalar particle in the decay $K\rightarrow \pi^0 \pi^0 X$ at the KEK-PS E391a experiment}", doi = "10.22323/1.083.0040", booktitle = "Proceedings of 2009 KAON International Conference {\textemdash} PoS(KAON09)", year = 2010, volume = "083", pages = "040" }