Tripathy, Binod Chandra, and Gautam Chandra Ray. 2020. “Fuzzy δ∗-Almost Continuous and Fuzzy δ∗-Continuous Functions in Mixed Fuzzy Ideal Topological Spaces”. Proyecciones (Antofagasta, On Line) 39 (2):435-49. https://doi.org/10.22199/issn.0717-6279-2020-02-0027.