LAURSEN, Mathias L. Attainable measures for certain types of $p$-adic Duffin-Schaeffer sets. Mathematica Scandinavica, Berkeley, CA, United States, v. 129, n. 3, 2023. DOI: 10.7146/math.scand.a-139832. Disponível em: https://journals.msp.org/mscand/article/view/70. Acesso em: 24 jul. 2026.