Csányi László J.;  Bátyai J.;  Solymosi Frigyes:   Induced reactions in the peroxy compounds III. : Copper (Il)-ion catalysis of the induced reaction occurring in the H2O2-H2S2O8-Ce(SO4)2 system.  In: Acta physica et chemica, (9) 3-4.  pp. 106-115. (1963)