D. K. Musaev, “On bicompactness of quasi-component of continuous mappings and characterization of tubular (weakly) $\Pi$-complete and (weakly) $\Pi$-complete mappings with the use of injections”, MFAT, vol. 10, no. 4, pp. 58–73, Dec. 2004, Accessed: Dec. 16, 2025. [Online]. Available: https://zen.imath.kiev.ua/index.php/mfat/article/view/258