Kesorn T, Kantapat P. An Analysis on Grammatical Errors of Comparative Sentences Using the Preposition “bi” of Chinese Program Students in Mueang District, Phetchabun Province. J.HMS.SSKRU [internet]. 2022 Nov. 27 [cited 2025 May 3];6(1):126-45. available from: https://so08.tci-thaijo.org/index.php/jhuso/article/view/1178