SHOYEB ALI SAYYED; RAJ SINGH CHANDELKAR; S.K.JAIN. HILBERT SPACE AND UNIQUE COMMON FIXED POINT FOR SELF MAPPINGS. International Journal of Scientific Research and Innovative Studies, [S. l.], v. 2, n. 3, p. 12–16, 2023. Disponível em: http://ijsrisjournal.com/index.php/ojsfiles/article/view/92. Acesso em: 19 jan. 2025.