| article html file updated | 11 February 2020 09:41 CET | Update | https://www.mdpi.com/2079-6412/9/1/56 |
| article html file updated | 13 October 2019 12:51 CEST | Update | - |
| article html file updated | 27 April 2019 05:03 CEST | Update | - |
| article html file updated | 13 April 2019 01:08 CEST | Update | - |
| article html file updated | 3 April 2019 05:13 CEST | Update | - |
| article html file updated | 27 January 2019 02:43 CET | Update | - |
| article html file updated | 17 January 2019 11:14 CET | Original file | - |
| article pdf uploaded. | 17 January 2019 11:12 CET | Version of Record | https://www.mdpi.com/2079-6412/9/1/56/pdf |
| article xml uploaded. | 17 January 2019 11:12 CET | Update | https://www.mdpi.com/2079-6412/9/1/56/xml |
| article xml file uploaded | 17 January 2019 11:12 CET | Original file | - |
