| article html file updated | 8 February 2020 12:03 CET | Update | https://www.mdpi.com/1996-1073/10/8/1087 |
| article html file updated | 26 September 2019 04:23 CEST | Update | - |
| article html file updated | 3 May 2019 10:03 CEST | Update | - |
| article html file updated | 27 March 2019 17:46 CET | Update | - |
| article html file updated | 1 September 2017 06:39 CEST | Update | - |
| article html file updated | 26 July 2017 12:24 CEST | Original file | - |
| article xml uploaded. | 26 July 2017 12:23 CEST | Original file | https://www.mdpi.com/1996-1073/10/8/1087/xml |
| article pdf uploaded. | 26 July 2017 12:23 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/8/1087/pdf |
