Stiviri
Erroneous spelling of English transliteration in Podnos, who fails to reveal his source, but according to whom it is the name used by the "Imeretian people" of the Racha district (Georgian: რაჭა); Imereti [Georgian: იმერეთი], Capital: Kutaisi [ქუთაისი], is the neighbouring district south of Racha; NB: ➺ Stviri.
Podnos, Theodor H.: Bagpipes and tunings. Detroit, 1974, p.21.