| article html file updated | 11 February 2020 08:21 CET | Update | https://www.mdpi.com/2226-4787/7/1/8 |
| article html file updated | 27 April 2019 07:51 CEST | Update | - |
| article html file updated | 13 April 2019 03:57 CEST | Update | - |
| article html file updated | 10 April 2019 21:44 CEST | Update | - |
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| article html file updated | 17 January 2019 14:12 CET | Update | - |
| article html file updated | 17 January 2019 14:11 CET | Update | - |
| article pdf uploaded. | 17 January 2019 14:10 CET | Updated version of record | https://www.mdpi.com/2226-4787/7/1/8/pdf |
| article html file updated | 11 January 2019 13:56 CET | Original file | - |
| article xml uploaded. | 11 January 2019 13:53 CET | Original file | https://www.mdpi.com/2226-4787/7/1/8/xml |
| article pdf uploaded. | 11 January 2019 13:53 CET | Version of Record | - |
