Citation: Va. Savelova et al., NUCLEOPHILIC-SUBSTITUTION AT SULFUR TETRA COORDINATED ATOM .5. REACTIVITY OF AMINES AND AZOLE ANIONS TOWARDS ARYL ESTERS OF 4-TOLUENESULFO ACID IN 80-PERCENT AQUEOUS DIMETHYL-SULFOXIDE, ZH ORG KH, 32(10), 1996, pp. 1545-1551