LC control no. | n 81035683 |
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Personal name heading | Ludwig, Günther, 1918- |
Variant(s) | Ludwig, Gunter, 1918- Ludwig, G. (Günther), 1918- |
Found in | His Fortschritte der projektiven Relativitätstheorie, 1951. |
Invalid LCCN | n 84208717 |