Smith Soto A. In Vallejo’s workshop: some comparisons between the first versions and definitive versions of poems published in the first edition of Los heraldos negros. espergesia [Internet]. 2019 Dec. 30 [cited 2024 Jul. 22];6(2):35-51. Available from: https://revistas.ucv.edu.pe/index.php/espergesia/article/view/1001