| article html file updated | 11 February 2020 08:05 CET | Update | https://www.mdpi.com/2079-6374/9/1/11 |
| article html file updated | 27 April 2019 08:28 CEST | Update | - |
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| article html file updated | 11 April 2019 08:41 CEST | Update | - |
| article html file updated | 3 April 2019 01:22 CEST | Update | - |
| article html file updated | 11 January 2019 01:46 CET | Original file | - |
| article xml uploaded. | 10 January 2019 16:02 CET | Original file | https://www.mdpi.com/2079-6374/9/1/11/xml |
| article pdf uploaded. | 10 January 2019 16:02 CET | Version of Record | https://www.mdpi.com/2079-6374/9/1/11/pdf |
