| article html file updated | 9 February 2020 00:00 CET | Update | https://www.mdpi.com/2079-4991/7/12/444 |
| article html file updated | 2 May 2019 08:43 CEST | Update | - |
| article html file updated | 18 April 2019 06:29 CEST | Update | - |
| article html file updated | 2 January 2018 15:03 CET | Update | - |
| article html file updated | 13 December 2017 15:14 CET | Original file | - |
| article xml uploaded. | 13 December 2017 15:13 CET | Update | https://www.mdpi.com/2079-4991/7/12/444/xml |
| article xml uploaded. | 13 December 2017 15:13 CET | Original file | - |
| article pdf uploaded. | 13 December 2017 15:13 CET | Version of Record | https://www.mdpi.com/2079-4991/7/12/444/pdf |
