Oxidation of Organic Sulfides with Atmospheric Oxygen in the Presence of Phthalocyanine Complex as Catalysts. I.S. Faizrakhmanov, L.F. Zainullina, R.F. Talipov, A.Kh. Sharipov. Russian Journal of Applied Chemistry, 2007, Vol. 80, No. 2, pp. 272-274