| article html file updated | 9 February 2020 00:03 CET | Update | https://www.mdpi.com/2079-4991/7/12/437 |
| article html file updated | 29 September 2019 05:00 CEST | Update | - |
| article html file updated | 2 May 2019 08:38 CEST | Update | - |
| article html file updated | 18 April 2019 06:25 CEST | Update | - |
| article html file updated | 2 January 2018 15:01 CET | Update | - |
| article html file updated | 14 December 2017 04:08 CET | Original file | - |
| article xml uploaded. | 14 December 2017 04:07 CET | Update | https://www.mdpi.com/2079-4991/7/12/437/xml |
| article xml uploaded. | 14 December 2017 04:07 CET | Original file | - |
| article pdf uploaded. | 14 December 2017 04:07 CET | Version of Record | https://www.mdpi.com/2079-4991/7/12/437/pdf |
