Åberg, T. (1969). Multiple excitation of a many-electron system by photon and electron impact in the sudden approximation. Suomalainen Tiedeakatemia.
Citace podle Chicago (17th ed.)Åberg, Teijo. Multiple Excitation of a Many-electron System by Photon and Electron Impact in the Sudden Approximation. Helsinki: Suomalainen Tiedeakatemia, 1969.
Citace podle MLA (8th ed.)Åberg, Teijo. Multiple Excitation of a Many-electron System by Photon and Electron Impact in the Sudden Approximation. Suomalainen Tiedeakatemia, 1969.
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