| article html file updated | 11 February 2020 15:41 CET | Update | https://www.mdpi.com/2226-4310/6/2/16 |
| article html file updated | 14 October 2019 21:54 CEST | Update | - |
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| article html file updated | 13 February 2019 12:28 CET | Update | - |
| article pdf uploaded. | 13 February 2019 12:26 CET | Updated version of record | https://www.mdpi.com/2226-4310/6/2/16/pdf |
| article xml uploaded. | 13 February 2019 12:26 CET | Update | https://www.mdpi.com/2226-4310/6/2/16/xml |
| article xml file uploaded | 13 February 2019 12:26 CET | Update | - |
| article html file updated | 13 February 2019 12:02 CET | Original file | - |
| article pdf uploaded. | 13 February 2019 12:01 CET | Version of Record | - |
| article xml uploaded. | 13 February 2019 12:01 CET | Update | - |
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