| article html file updated | 8 February 2020 16:25 CET | Update | https://www.mdpi.com/1996-1073/10/9/1422 |
| article html file updated | 27 September 2019 04:49 CEST | Update | - |
| article html file updated | 3 May 2019 01:33 CEST | Update | - |
| article html file updated | 30 September 2017 07:59 CEST | Update | - |
| article html file updated | 18 September 2017 04:27 CEST | Original file | - |
| article xml uploaded. | 18 September 2017 04:25 CEST | Update | https://www.mdpi.com/1996-1073/10/9/1422/xml |
| article xml uploaded. | 18 September 2017 04:25 CEST | Original file | - |
| article pdf uploaded. | 18 September 2017 04:25 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/9/1422/pdf |
| article pdf uploaded. | 16 September 2017 12:42 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1422/pdf-vor |
