Tiwari R, Sharma N, Turkoglu D. New fixed point theorems for \( (\phi, F) \)-Gregus contraction in b-rectangular metric spaces . Modern Math. Methods [Internet]. 2025 Apr. 15 [cited 2025 Apr. 26];3(1):42-56. Available from: https://modernmathmeth.com/index.php/pub/article/view/45