@article {10160,
	title = {Relation between the wave front and the tip movement of spirals},
	journal = {Physical Review E - Statistical, Nonlinear, and Soft Matter Physics},
	year = {2002},
	pages = {026104/1-026104/4},
	doi = {10.1103/PhysRevE.66.026104},
	author = {Hongyu Guo and Huimin Liao and Qi Ouyang}
}
