Geodesic
Complete extensions of Volterra operators
Izvestiya. Mathematics, Tome 3 (1969) no. 6, pp. 1271-1276 
N. K. Nikol'skii. Complete extensions of Volterra operators. Izvestiya. Mathematics, Tome 3 (1969) no. 6, pp. 1271-1276. http://geodesic.mathdoc.fr/item/IM2_1969_3_6_a6/
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     title = {Complete extensions of {Volterra} operators},
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Voir la notice de l'article provenant de la source Math-Net.Ru

It is proved that any Volterra operator has a complete compact extension.

[1] Gokhberg I. Ts., Krein M. G., Vvedenie v teoriyu lineinykh nesamosopryazhennykh operatorov, Nauka, M., 1965

[2] Brown L., Shields A., Zeller K., “On absolutely convergent exponential sums”, Trans. Amer. Math. Soc., 96:1 (1960), 162–183 | DOI | MR | Zbl

[3] Hamburger H. L., “Über die Zerlegung des Hilbertsehen Raumes durch vollstetige lineare Transformationen”, Math. Nachrichten, 4 (1950–1951), 56–69 | MR

[4] Rubel L. A., Shields A. L., “The space of bounded analytic functions on a region”, Ann. Inst. Fourier, 16:1 (1966), 238–277 | MR

[5] Wermer J., “On invariant subspaces of normal operators”, Proc. Amer. Math. Soc., 3:2 (1952), 270–277 | DOI | MR | Zbl