@inproceedings{Guo:2013O6, author = "Guo, Feng-Kun", title = "{Nonrelativistic effective field theory for meson-loop effects in heavy quarkonia}", doi = "10.22323/1.171.0136", booktitle = "Proceedings of Xth Quark Confinement and the Hadron Spectrum {\textemdash} PoS(Confinement X)", year = 2013, volume = "171", pages = "136" }