%0 Journal Article %A , , , %T A Corpus-based Approach toward Modal Verbs of Six Texts from 6th Century %J Pazhūhish-i Źabān va Adabiyyāt-i Farsī %V 12 %N 34 %P 1-10 %D 2014 %R %U https://rimag.ir/fa/Article/9917