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@article{IM2_1970_4_3_a10, author = {A. S. Markus}, title = {The problem of spectral synthesis for operators with point spectrum}, journal = {Izvestiya. Mathematics }, pages = {670--696}, publisher = {mathdoc}, volume = {4}, number = {3}, year = {1970}, language = {en}, url = {http://geodesic.mathdoc.fr/item/IM2_1970_4_3_a10/} }
A. S. Markus. The problem of spectral synthesis for operators with point spectrum. Izvestiya. Mathematics , Tome 4 (1970) no. 3, pp. 670-696. http://geodesic.mathdoc.fr/item/IM2_1970_4_3_a10/