KIRJATSKIS, Jevgenijus; KIRJACKIS, Eduardas. The tests of the belonging of functions to the classes Fn(D) and Qn(D). Lietuvos matematikos rinkinys, [S. l.], v. 47, n. spec., p. 95–103, 2021. DOI: 10.15388/LMR.2007.24185. Disponível em: https://www.journals.vu.lt/LMR/article/view/24185.. Acesso em: 4 may. 2024.