| article html file updated | 9 February 2020 10:52 CET | Update | https://www.mdpi.com/1996-1073/11/4/719 |
| article html file updated | 1 October 2019 21:11 CEST | Update | - |
| article html file updated | 1 May 2019 09:33 CEST | Update | - |
| article html file updated | 17 April 2019 09:27 CEST | Update | - |
| article html file updated | 29 March 2019 08:53 CET | Update | - |
| article html file updated | 1 May 2018 08:29 CEST | Update | - |
| article html file updated | 26 March 2018 05:14 CEST | Update | - |
| article xml uploaded. | 26 March 2018 05:12 CEST | Update | https://www.mdpi.com/1996-1073/11/4/719/xml |
| article pdf uploaded. | 26 March 2018 05:12 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/4/719/pdf |
| article html file updated | 22 March 2018 16:11 CET | Original file | - |
| article pdf uploaded. | 22 March 2018 16:10 CET | Version of Record | https://www.mdpi.com/1996-1073/11/4/719/pdf-vor |
