| article html file updated | 9 February 2020 14:32 CET | Update | https://www.mdpi.com/2075-4701/8/4/283 |
| article html file updated | 2 October 2019 19:05 CEST | Update | - |
| article html file updated | 1 May 2019 02:05 CEST | Update | - |
| article html file updated | 17 April 2019 02:38 CEST | Update | - |
| article html file updated | 29 March 2019 17:20 CET | Update | - |
| article html file updated | 1 May 2018 08:16 CEST | Update | - |
| article html file updated | 1 May 2018 08:16 CEST | Update | - |
| article html file updated | 19 April 2018 14:07 CEST | Original file | - |
| article pdf uploaded. | 19 April 2018 14:06 CEST | Version of Record | https://www.mdpi.com/2075-4701/8/4/283/pdf |
| article xml uploaded. | 19 April 2018 14:06 CEST | Update | https://www.mdpi.com/2075-4701/8/4/283/xml |
| article xml file uploaded | 19 April 2018 14:06 CEST | Original file | - |
