| article html file updated | 9 February 2020 11:50 CET | Update | https://www.mdpi.com/1996-1073/11/4/794 |
| article html file updated | 2 October 2019 02:49 CEST | Update | - |
| article html file updated | 1 May 2019 07:29 CEST | Update | - |
| article html file updated | 17 April 2019 07:28 CEST | Update | - |
| article html file updated | 29 March 2019 11:09 CET | Update | - |
| article html file updated | 1 May 2018 08:51 CEST | Update | - |
| article html file updated | 31 March 2018 07:37 CEST | Original file | - |
| article xml uploaded. | 31 March 2018 07:36 CEST | Update | https://www.mdpi.com/1996-1073/11/4/794/xml |
| article pdf uploaded. | 31 March 2018 07:36 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/4/794/pdf |
| article pdf uploaded. | 29 March 2018 17:51 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/4/794/pdf-vor |