| article html file updated | 8 February 2020 17:58 CET | Update | https://www.mdpi.com/2073-4360/9/10/493 |
| article html file updated | 27 September 2019 14:45 CEST | Update | - |
| article html file updated | 2 May 2019 22:21 CEST | Update | - |
| article html file updated | 1 November 2017 02:38 CET | Update | - |
| article html file updated | 9 October 2017 11:14 CEST | Original file | - |
| article xml uploaded. | 9 October 2017 11:13 CEST | Original file | https://www.mdpi.com/2073-4360/9/10/493/xml |
| article pdf uploaded. | 9 October 2017 11:13 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/10/493/pdf |
