ALBRECHT, U. (2015) “ℵ1-A-coseperable groups”, Studia Universitatis Babeș-Bolyai Mathematica, 60(4), pp. 493–507. Available at: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5819 (Accessed: 5 February 2025).