| article html file updated | 10 February 2020 23:17 CET | Update | https://www.mdpi.com/2079-4983/9/4/68 |
| article html file updated | 10 October 2019 23:32 CEST | Update | - |
| article html file updated | 28 April 2019 03:38 CEST | Update | - |
| article html file updated | 13 April 2019 23:45 CEST | Update | - |
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| article html file updated | 26 November 2018 07:11 CET | Update | - |
| article html file updated | 26 November 2018 07:03 CET | Original file | - |
| article pdf uploaded. | 26 November 2018 07:00 CET | Updated version of record | https://www.mdpi.com/2079-4983/9/4/68/pdf |
| article xml uploaded. | 26 November 2018 07:00 CET | Update | https://www.mdpi.com/2079-4983/9/4/68/xml |
| article xml file uploaded | 26 November 2018 07:00 CET | Update | - |
| article pdf uploaded. | 26 November 2018 04:07 CET | Version of Record | - |
| article xml uploaded. | 26 November 2018 04:07 CET | Update | - |
| article xml file uploaded | 26 November 2018 04:07 CET | Original file | - |
