Citation: P. Baricelli et al., Synthesis, characterization and catalytic activity of the water-soluble tungsten complex [W(CO)(3)(MeCN)(TPPMS)(2)], TPPMS = (C6H5)(2)P(m-C6H4SO3Na)center dot 2H(2)O: the unprecedented transformation of the complex into a hybrid (homogeneous/heterogeneous) catalyst precursor during two-phase catalytic hydrogenation upon changes in reaction conditions, J MOL CAT A, 176(1-2), 2001, pp. 1-10