@article{AFM_1969_421-450_a22, author = {Kari Ylinen}, title = {Compact and finite-dimensional elements of normed algebras}, journal = {Annales Fennici Mathematici}, publisher = {mathdoc}, volume = {421-450}, year = {1969}, doi = {10.5186/aasfm.1969.428}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1969.428/} }