| article html file updated | 11 February 2020 19:44 CET | Update | https://www.mdpi.com/2504-5377/3/1/31 |
| article html file updated | 15 October 2019 23:22 CEST | Update | - |
| article html file updated | 26 April 2019 08:38 CEST | Update | - |
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| article html file updated | 3 March 2019 10:50 CET | Original file | - |
| article pdf uploaded. | 3 March 2019 10:49 CET | Version of Record | https://www.mdpi.com/2504-5377/3/1/31/pdf |
| article xml uploaded. | 3 March 2019 10:49 CET | Update | https://www.mdpi.com/2504-5377/3/1/31/xml |
| article xml file uploaded | 3 March 2019 10:49 CET | Original file | - |
