ISSAKHOV, A. A. An example on existence of a 02n-computable family of total functions whose rogers semilattice contains an ideal without minimal elements. International Journal of Mathematics and Physics, [S. l.], v. 6, n. 1, p. 30–32, 2015. Disponível em: https://ijmph.kaznu.kz/index.php/kaznu/article/view/114. Acesso em: 9 may. 2024.