Huiling Song, Xiaoqian Zhang, Qing-An Qiao & Yong Wang. (1970). Theoretical Study on Sulfoxidation Reactivity by a Nickel Acylperoxo Complex.
            <i>Communications in Computational Chemistry</i>. <i>3</i> (2).
            35-43.
         doi:10.4208/cicc.2015.v3.n2.1