Katlishin OI. Evaluation of competitiveness of top-grades of ultrapasterized milk in the conditions of Covid-19. AmazInv [Internet]. 5 de mayo de 2021 [citado 23 de noviembre de 2025];10(39):16-27. Disponible en: https://amazoniainvestiga.info/index.php/amazonia/article/view/1569