%0 Journal Article %T On the Charge Ordering Observed by Recent STM Experiments %A Henry C. Fu %A J. C. Davis %A Dung-Hai Lee %J Physics %D 2004 %I arXiv %X We present a perspective on the recent discoveries of possible charge ordering in underdoped Bi_2Sr_2CaCu_2O_{8+\delta} and Na_xCa_{2-x}CuO_2Cl_2 by high-resolution scanning tunnelling spectroscopy. %U http://arxiv.org/abs/cond-mat/0403001v2