| article html file updated | 8 February 2020 13:25 CET | Update | https://www.mdpi.com/2072-6694/9/8/107 |
| article html file updated | 3 May 2019 07:11 CEST | Update | - |
| article html file updated | 27 March 2019 20:35 CET | Update | - |
| article html file updated | 1 September 2017 08:25 CEST | Update | - |
| article html file updated | 14 August 2017 10:44 CEST | Original file | - |
| article xml uploaded. | 14 August 2017 10:43 CEST | Original file | https://www.mdpi.com/2072-6694/9/8/107/xml |
| article pdf uploaded. | 14 August 2017 10:43 CEST | Updated version of record | https://www.mdpi.com/2072-6694/9/8/107/pdf |
| article pdf uploaded. | 12 August 2017 11:53 CEST | Version of Record | https://www.mdpi.com/2072-6694/9/8/107/pdf-vor |
