Geodesic
Square roots of elements with an unbounded spectrum
Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 23 (1984) no. 1, pp. 103-106

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Classification : 46H05, 46H30 
Štěrbová, Dina. Square roots of elements with an unbounded spectrum. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 23 (1984) no. 1, pp. 103-106. http://geodesic.mathdoc.fr/item/AUPO_1984_23_1_a9/
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