KARSHYGINA, G.Zh. Optimal embeddings potentials type Bessel and Riesz on the base of Lorentz spaces. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 88, n. 4, p. 15–25, 2017. DOI: 10.31489/2017m4/15-25. Disponível em: https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/173. Acesso em: 10 jul. 2025.