| article html file updated | 10 February 2020 18:07 CET | Update | https://www.mdpi.com/2218-2004/6/4/58 |
| article html file updated | 28 April 2019 15:29 CEST | Update | - |
| article html file updated | 14 April 2019 10:37 CEST | Update | - |
| article html file updated | 1 April 2019 12:27 CEST | Update | - |
| article html file updated | 26 December 2018 22:48 CET | Update | - |
| article html file updated | 26 October 2018 12:22 CEST | Original file | - |
| article xml uploaded. | 26 October 2018 12:21 CEST | Original file | https://www.mdpi.com/2218-2004/6/4/58/xml |
| article pdf uploaded. | 26 October 2018 12:21 CEST | Version of Record | https://www.mdpi.com/2218-2004/6/4/58/pdf |
