^Moneva M., Daniel; Suwalsky W., Mario; Weinert S., Otto. Dissolving power of dimethyl sulfoxide. II. Its capacity for coordination with chromium(III), nickel(II), cobalt(II), and aluminum(III)(西班牙文). Revista de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid, 1966. 60 (4): 649-674. ISSN:0034-0596
^Suwalsky W., Mario; Moneva M., Daniel. Coordination capacity of dimethyl sulfoxide with chromium(III), nickel(II), cobalt(II), and aluminum(III)(西班牙文). Boletin de la Sociedad Chilena de Quimica, 1967. 15 (1-2): 21-27. ISSN:0366-1644.