D. Borgaonkar VARSHA. Studies on Fixed Point Theorems for the Families of Selfmaps on Rings. Novel Research Aspects in Mathematical and Computer Science Vol. 5, [S. l.], p. 81–91, 2022. DOI: 10.9734/bpi/nramcs/v5/16096D. Disponível em: https://stm.bookpi.org/NRAMCS-V5/article/view/7484. Acesso em: 4 jun. 2026.