Zahra Ghorbani, and Javad Baradaran. “φ-Approximate Biprojective and (φ-Ψ) Amenable Banach Algebras”. Jordan Journal of Mathematics and Statistics 13, no. 3 (May 18, 2025): 363–377. Accessed October 3, 2025. https://jjms.yu.edu.jo/index.php/jjms/article/view/899.