| article html file updated | 10 February 2020 15:39 CET | Update | https://www.mdpi.com/2504-5377/2/4/47 |
| article html file updated | 9 October 2019 00:30 CEST | Update | - |
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| article html file updated | 13 October 2018 08:28 CEST | Update | - |
| article pdf uploaded. | 13 October 2018 08:28 CEST | Updated version of record | https://www.mdpi.com/2504-5377/2/4/47/pdf |
| article xml uploaded. | 13 October 2018 08:28 CEST | Update | https://www.mdpi.com/2504-5377/2/4/47/xml |
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| article html file updated | 13 October 2018 07:47 CEST | Original file | - |
| article pdf uploaded. | 13 October 2018 07:46 CEST | Version of Record | - |
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