| article html file updated | 11 February 2020 09:01 CET | Update | https://www.mdpi.com/2079-6412/9/1/44 |
| article html file updated | 13 October 2019 09:27 CEST | Update | - |
| article html file updated | 27 April 2019 06:25 CEST | Update | - |
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| article html file updated | 27 January 2019 02:39 CET | Update | - |
| article html file updated | 15 January 2019 10:33 CET | Original file | - |
| article pdf uploaded. | 15 January 2019 10:31 CET | Version of Record | https://www.mdpi.com/2079-6412/9/1/44/pdf |
| article xml uploaded. | 15 January 2019 10:31 CET | Update | https://www.mdpi.com/2079-6412/9/1/44/xml |
| article xml file uploaded | 15 January 2019 10:31 CET | Original file | - |