| Autor | Títulos | | 1.
| Ludwig, Emil, 1881-1948 | 7 | | 2.
| Ludwig, Florian | 1 | | 3.
| Ludwig Forum für Internationale Kunst ( Aachen, Alemanha ) | 7 | | 4.
| Ludwig Foundation. Vienna Museum of Modern Art (Áustria) | 0 | | 5.
| Ver: Museum Moderner Kunst Stiftung Ludwig Wien (Áustria) | 25 | | 6.
| Ludwig, Gustave | 1 | | 7.
| Ludwig, Horst-Jörg | 1 | | 8.
| Ludwig, Karl H. C. | 1 | | 9.
| Ludwig, L. K. | 1 | | 10.
| Ludwig Museum ( Koblenz, Alemanha ) | 1 | | 11.
| Ludwig Museum of Contemporary Art (Budapeste, Hungria) | 1 |
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