Gong, Hwang-cherng. 1999. {X}īxiàyǔ de jǐnyuányīn jíqí láiyuán \zh{西夏語的緊元音及其起源} ({T}ense vowels in {T}angut and their origin). Bulletin of the Institute of History and Philology 70. 531-558. ((\zh{龔煌城})).
@article{jacquesestimative-gong99jinyuanyin,
author = {Gong, Hwang-cherng},
journal = {Bulletin of the Institute of History and Philology},
note = {(\zh{龔煌城})},
number = {2},
pages = {531-558},
title = {{X}īxiàyǔ de jǐnyuányīn jíqí láiyuán \zh{西夏語的緊元音及其起源} ({T}ense vowels in {T}angut and their origin)},
volume = {70},
year = {1999}
}