PANDESKI, Nikola. AN EXAMPLE OF AN INNER FUNCTION IN THE BALL. Matematichki Bilten, [S. l.], v. 16, n. 1, p. 59–61, 1992. Disponível em: https://bilten.smm.org.mk/index.php/bilten/article/view/1490. Acesso em: 14 aug. 2026.