| article html file updated | 8 February 2020 10:39 CET | Update | https://www.mdpi.com/2073-4360/9/7/276 |
| article html file updated | 25 September 2019 20:54 CEST | Update | - |
| article html file updated | 3 May 2019 13:02 CEST | Update | - |
| article html file updated | 15 March 2019 10:18 CET | Update | - |
| article html file updated | 2 August 2017 04:23 CEST | Update | - |
| article pdf uploaded. | 11 July 2017 16:17 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/7/276/pdf |
| article html file updated | 11 July 2017 05:37 CEST | Original file | - |
| article xml uploaded. | 11 July 2017 05:35 CEST | Original file | https://www.mdpi.com/2073-4360/9/7/276/xml |
| article pdf uploaded. | 11 July 2017 05:35 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/7/276/pdf-vor |
