Highly Stereoselective Olefin Cyclopropanation of Diazooxindoles Catalyzed by a <i>C</i><sub>2</sub>-Symmetric Spiroketal Bisphosphine/Au(I) ComplexZhong‐Yan Cao, Kuiling Ding, Xiao‐Li Zhao et al.|Journal of the American Chemical Society|2013Cited by 359