| article html file updated | 10 February 2020 06:43 CET | Update | https://www.mdpi.com/1996-1073/11/8/2176 |
| article html file updated | 6 October 2019 20:51 CEST | Update | - |
| article html file updated | 29 April 2019 14:54 CEST | Update | - |
| article html file updated | 15 April 2019 10:20 CEST | Update | - |
| article html file updated | 31 March 2019 09:54 CEST | Update | - |
| article html file updated | 28 August 2018 04:39 CEST | Update | - |
| article html file updated | 21 August 2018 09:53 CEST | Update | - |
| article xml uploaded. | 21 August 2018 09:52 CEST | Update | https://www.mdpi.com/1996-1073/11/8/2176/xml |
| article xml uploaded. | 21 August 2018 09:52 CEST | Update | - |
| article pdf uploaded. | 21 August 2018 09:52 CEST | Updated version of record | https://www.mdpi.com/1996-1073/11/8/2176/pdf |
| article html file updated | 20 August 2018 15:35 CEST | Original file | - |
| article pdf uploaded. | 20 August 2018 15:33 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/8/2176/pdf-vor |
| article xml uploaded. | 20 August 2018 15:33 CEST | Update | - |
| article xml file uploaded | 20 August 2018 15:33 CEST | Original file | - |
