Thermal and Hydrolytic Stability of Dithiophophoric AcidsS. K. Ivanov, C. Karshalykov, N. R. Litovchenko and G. G. KupkoRev. Inst. Fr. Pét., 48 1 (1993) 43-52DOI: https://doi.org/10.2516/ogst:1993003