Word-final stops, exept the last [members of the stop-series], are replaced with the [corresponding] thirds [of the series, i.e. voiced aspirate stops], before voiced consonants and vowels. […] Before “ś”, “ṣ” and “s” [the word-final non-nasal stops] become second [members of the series, i.e. voiceless aspirated stops]. (pp. 263-268) - Deshpande (1997)