安多藏语言说动词zer和bzlas的语法化
邵明园
The Grammaticalization of Reporting Verbs “zer” and “bzlas” in Amdo Tibetan
Shao Mingyuan
语言科学 . 2015, (1): 72 -88 .  DOI: 10.7509/j.linsci.201403.028196