@article{bwmeta1.element.bwnjournal-article-fmv43i2p148bwm, author = {J. Popru\.zenko}, title = {Sur l'egalite $2^{\_l}=\_{l+1}$ }, journal = {Fundamenta Mathematicae}, volume = {43}, year = {1956}, pages = {148-155}, zbl = {0071.27502}, language = {fra}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv43i2p148bwm} }
Poprużenko, J. Sur l’égalité $2^{ℵ_λ}=ℵ_{λ+1}$ . Fundamenta Mathematicae, Tome 43 (1956) pp. 148-155. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv43i2p148bwm/