RAO, K.; RAO, K.; RAO, N. S. Unique common fixed point theorems for single and set valued D-maps. Caribbean Journal of Sciences and Technology , [S. l.], v. 1, n. 1, p. 151–159, 2013. Disponível em: https://caribjscitech.com/index.php/cjst/article/view/111. Acesso em: 18 oct. 2024.