Pic, E., & Furmaniak, G. (2012). A study of epistemic modality in academic and popularised discourse: The case of possibility adverbs perhaps, maybe and possibly. Revista De Lenguas Para Fines Específicos, 18, 13–44. Recuperado a partir de https://ojsspdc.ulpgc.es/ojs/index.php/LFE/article/view/35