.T, O., & Ju , S. (2019). Comparison of Optative Endings in Manchu and Mongolian in the 18th century : Based on Cheonghak saseo (淸學四書) and Monghak samseo (蒙學三書). Acta Mongolica, 18(532), 5–20. Retrieved from https://journal.num.edu.mn/actamongolica/article/view/5628