Gajendra Singh Dangi and Uma Shankar Singh 2026. Simulation Functions and Fixed-Point Theorems in Orthogonal Bi-b-Metric Spaces with Applications to Volterra Integral Equations. Journal of Statistics and Mathematical Engineering. 12, 3 (Oct. 2026), 52–61. DOI:https://doi.org/10.46610/JOSME.2026.v12i03.005.