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Now showing items 21-27 of 27
Some remarks on cycles in graphs and digraphs
(ELSEVIER SCIENCE BV, 2001-04-28)
Slit spectroscopy of nine new z > 3 southern QSOs: Damped Ly alpha and Lyman-limit systems
(EDP SCIENCES S.A., 2001-02)
The Type Ic SN 1990B in NGC 4568
(2001-06-01)