| article html file updated | 9 February 2020 08:46 CET | Update | https://www.mdpi.com/2079-3197/6/1/25 |
| article html file updated | 1 October 2019 07:35 CEST | Update | - |
| article html file updated | 1 May 2019 13:59 CEST | Update | - |
| article html file updated | 17 April 2019 13:37 CEST | Update | - |
| article html file updated | 29 March 2019 04:15 CET | Update | - |
| article html file updated | 26 March 2018 16:07 CEST | Update | - |
| article html file updated | 6 March 2018 10:44 CET | Original file | - |
| article xml uploaded. | 6 March 2018 10:43 CET | Original file | https://www.mdpi.com/2079-3197/6/1/25/xml |
| article pdf uploaded. | 6 March 2018 10:43 CET | Version of Record | https://www.mdpi.com/2079-3197/6/1/25/pdf |
