Śrīrāma Goyala (1 August 1992). Reappraising Gupta History: For S.R. Goyal. Aditya Prakashan. p. 237. ISBN978-81-85179-78-0. - ...yazh resembles this old vina... however it is the Burmese harp which seems to have been handed down in almost unchanged form since ancient times
doi.org
Becker, Judith (1967). "The Migration of the Arched Harp from India to Burma". The Galpin Society Journal. 20: 17–23. doi:10.2307/841500. JSTOR841500.
harphistory.info
However the site Harp History site mentions that a similar instrument, called (according to the site) the pin nam tao, whose picture is shown on the site, is played in Thailand today, the main difference being (according to the site) that the Burmese arched harp has 13 strings while the Thai arched harp has 15 strings. (In fact the picture purported to be that of the Burmese arched harp on the site shows an instrument with 16 strings and that of the purported Thai arched harp an instrument with 14 strings )
jstor.org
Becker, Judith (1967). "The Migration of the Arched Harp from India to Burma". The Galpin Society Journal. 20: 17–23. doi:10.2307/841500. JSTOR841500.
