| article html file updated | 9 February 2020 13:51 CET | Update | https://www.mdpi.com/2079-6412/8/4/142 |
| article html file updated | 2 October 2019 15:11 CEST | Update | - |
| article html file updated | 1 May 2019 03:25 CEST | Update | - |
| article html file updated | 17 April 2019 03:49 CEST | Update | - |
| article html file updated | 29 March 2019 15:45 CET | Update | - |
| article html file updated | 1 May 2018 10:48 CEST | Update | - |
| article html file updated | 16 April 2018 12:35 CEST | Original file | - |
| article pdf uploaded. | 16 April 2018 12:34 CEST | Updated version of record | https://www.mdpi.com/2079-6412/8/4/142/pdf |
| article xml uploaded. | 16 April 2018 12:34 CEST | Update | https://www.mdpi.com/2079-6412/8/4/142/xml |
| article xml file uploaded | 16 April 2018 12:34 CEST | Original file | - |
