Ronquillo (m)
(with) definite article: oSachs, Curt: Real-Lexikon der Musikinstrumente: zugleich ein Polyglossar für das gesamte Instrumentengebiet [Berlin, 1913]. Hildesheim, 1964 [facsimile].
Baines, Anthony: Bagpipes [1960]. Oxford, 1973 (revised), p.110.
Širola, Božidar: Sviraljke s udarnim jezičkom [Aerophones with a beating tongue]. Zagreb, 1937, p.372.
Foxo, Xosé Lois: Os segredos da gaita [1982]. Ourense [Orense], s.a. [1985 (2)], p.25.
Estévez Vila, Xaime: A gaita no eido da música [The [Galician] bagpipe in the field of music]. Vigo, 1987, p.25.