Chenglin Fan Wenqi Ju Jun Luo Binhai Zhu On Some Geometric Problems of Color-Spanning Sets. 113-124 2011 FAW-AAIM http://dx.doi.org/10.1007/978-3-642-21204-8_15 conf/aaim/2011 db/conf/aaim/aaim2011.html#FanJLZ11