| article html file updated | 8 February 2020 14:37 CET | Update | https://www.mdpi.com/1996-1073/10/9/1274 |
| 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 08:28 CEST | Update | - |
| article html file updated | 27 August 2017 12:35 CEST | Original file | - |
| article xml uploaded. | 27 August 2017 12:34 CEST | Original file | https://www.mdpi.com/1996-1073/10/9/1274/xml |
| article pdf uploaded. | 27 August 2017 12:34 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1274/pdf |
