@article {Yuan:2009bb,
	title = {Clumpiness enhancement of charged cosmic rays from dark matter annihilation with Sommerfeld effect},
	journal = {JCAP},
	volume = {12},
	year = {2009},
	pages = {011},
	doi = {10.1088/1475-7516/2009/12/011},
	author = {Yuan, Qiang and Bi, Xiao-Jun and Jia Liu and Yin, Peng-Fei and Zhang, Juan and Zhu, Shou-hua}
}
