单调递增分形函数上、下界的估计
马冠忠, 袁瑰霞, 崔振文
Upper Bound and Lower Bound Estimate of Monotone Increasing Fractal Function 
MA Guan-zhong, YUAN Gui-xia, CUI Zhen-wen
数学季刊 . 2008, (2): 188 -194 .