| article html file updated | 11 February 2020 17:51 CET | Update | https://www.mdpi.com/1996-1073/12/4/719 |
| article html file updated | 15 October 2019 11:00 CEST | Update | - |
| article html file updated | 26 April 2019 12:56 CEST | Update | - |
| article html file updated | 12 April 2019 08:27 CEST | Update | - |
| article html file updated | 4 April 2019 01:25 CEST | Update | - |
| article html file updated | 1 March 2019 16:37 CET | Update | - |
| article html file updated | 1 March 2019 09:30 CET | Update | - |
| article html file updated | 22 February 2019 07:06 CET | Original file | - |
| article pdf uploaded. | 22 February 2019 07:05 CET | Version of Record | https://www.mdpi.com/1996-1073/12/4/719/pdf |
| article xml uploaded. | 22 February 2019 07:05 CET | Update | https://www.mdpi.com/1996-1073/12/4/719/xml |
| article xml file uploaded | 22 February 2019 07:05 CET | Original file | - |
