Grayson, Martin.
Encyclopedia of Chemical Technology Vol-20 / - Third Ed. / - New York : John Wiley & Sons. - p.981 :
0-471-02073-7
E:(F)k / L8.20
Encyclopedia of Chemical Technology Vol-20 / - Third Ed. / - New York : John Wiley & Sons. - p.981 :
0-471-02073-7
E:(F)k / L8.20