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| 1. |
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Cambrian Fossils of Chengjiang, China
Hou Xianguag, Richard J Aldridge, Jan Bergstrom, David J Siveter, Derek J Siveter
E-bok. Wiley, USA, 2008.
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| 2. |
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The Cambrian Fossils of Chengjiang, China
Hou Xianguag, Richard J Aldridge, Jan Bergstrom, David J Siveter, Derek J Siveter
Häftad. Wiley-Blackwell (an imprint of John Wiley & Sons Ltd), Storbritannien, 2007.
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| 3. |
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Arthropods of the Lower Cambrian Chengjiang Fauna, Southwest China
Hou Xianguag, Jan Bergstrom
Häftad. Wiley-Blackwell, Norge, 2006.
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