| article html file updated | 8 February 2020 14:37 CET | Update | https://www.mdpi.com/1996-1073/10/9/1277 |
| article html file updated | 26 September 2019 18:52 CEST | Update | - |
| article html file updated | 3 May 2019 04:53 CEST | Update | - |
| article html file updated | 30 September 2017 08:27 CEST | Update | - |
| article html file updated | 28 August 2017 08:48 CEST | Original file | - |
| article xml uploaded. | 28 August 2017 08:47 CEST | Original file | https://www.mdpi.com/1996-1073/10/9/1277/xml |
| article pdf uploaded. | 28 August 2017 08:47 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/9/1277/pdf |
| article pdf uploaded. | 27 August 2017 12:42 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1277/pdf-vor |