Oduha (f)
hole for the thumb of the upper hand
Thumbhole in the drone of the triple-chanter; Bjelovar-Križevci area (Veliki Raven; Ždralovi).
Širola, Božidar: Sviraljke s udarnim jezičkom [Aerophones with a beating tongue]. Zagreb, 1937, p.200, 201 (»Križan).
Gojković, Andrijana: Narodni muzički instrumenti [Folk musical instruments]. Beograd, 1979 (1: »Širola [129]).