The Characteristics and Comparison of Retroflexation in Yuanshi Dialect of Hebei Province
ZHANG An-sheng, WANG Zhi-yong, WANG Ya-nan
JOURNAL OF HEBEI UNIVERSITY (Philosophy and Social Science) . 2019, (4): 19 -28 .  DOI: 10.3969/j.issn.1005-6378.2019.04.004