@article{bwmeta1.element.bwnjournal-article-pmfv48i1p9bwm, author = {W. Pogorzelski}, title = {La noyau singulier ferm\'e}, journal = {Prace Matematyczno-Fizyczne}, volume = {48}, year = {1952}, pages = {105-110}, zbl = {0049.07903}, language = {fra}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-pmfv48i1p9bwm} }
Pogorzelski, W. La noyau singulier fermé. Prace Matematyczno-Fizyczne, Tome 48 (1952) pp. 105-110. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-pmfv48i1p9bwm/