KUZNETSOVCI, O. I. On the integration of one class ofN-dimensional trigonometric series.
Ukrains’kyi Matematychnyi Zhurnal,
[S. l.], v. 52, n. 6, p. 837–840, 2000. Disponível em:
https://umj.imath.kiev.ua/index.php/umj/article/view/4479. Acesso em: 7 apr. 2025.