Almazar, V. D. On normal subgroups of cubic crystallographic groups and their corresponding quotients.
Chicago-viite (17. p.)Almazar, Vittorio D. On Normal Subgroups of Cubic Crystallographic Groups and Their Corresponding Quotients.
MLA-viite (9. p.)Almazar, Vittorio D. On Normal Subgroups of Cubic Crystallographic Groups and Their Corresponding Quotients.
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