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@article{MV_1973_25_1_a4, author = {Gh. Constantin}, title = {$\omega$-compact elements of normed algebras}, journal = {Matemati\v{c}ki vesnik}, pages = {29 }, publisher = {mathdoc}, volume = {25}, number = {1}, year = {1973}, url = {http://geodesic.mathdoc.fr/item/MV_1973_25_1_a4/} }
Gh. Constantin. $\omega$-compact elements of normed algebras. Matematički vesnik, Tome 25 (1973) no. 1, p. 29 . http://geodesic.mathdoc.fr/item/MV_1973_25_1_a4/