@inproceedings{Namekawa:2009n5, author = "Namekawa, Yusuke", title = "{Charm quark system in 2+1 flavor lattice QCD using the PACS-CS configurations }", doi = "10.22323/1.066.0121", booktitle = "Proceedings of The XXVI International Symposium on Lattice Field Theory {\textemdash} PoS(LATTICE 2008)", year = 2009, volume = "066", pages = "121" }