Grammatical relationship between the morphemes -tsu ’negative’ ;and -ku ’interrogative’ in Huaraz Quechua. Letras [Internet]. 2001 Dec. 31 [cited 2026 Sep. 12];72(101-102):219-37. Available from: https://revistaletras.unmsm.edu.pe/index.php/le/article/view/1496